← Latin for Medics, Pharmacists and Herbalists
The conjunction "ac" is a fundamental connecting word in Latin medical and pharmaceutical texts. As a coordinating conjunction, "ac" means "and" or "and also," with a slightly more emphatic force than the simple "et." It connects words, phrases, or clauses of equal grammatical weight, making it essential for describing compound remedies, multiple symptoms, or sequential medical procedures.
Definition: "ac" (also written "atque" before vowels) is an indeclinable conjunction meaning "and," "and also," "and in addition." After comparatives, it can mean "than." In the phrase "simul ac," it means "as soon as."
Question: What does "ac" mean in Latin? Answer: "Ac" is a Latin conjunction meaning "and," "and also," or "and in addition." It connects words or phrases with slightly more emphasis than the simple "et." After comparative adjectives, it can mean "than." In medical Latin, it's commonly used to list ingredients, symptoms, or procedures.
In our medical and pharmaceutical examples, "ac" will connect medicinal ingredients, link symptoms in diagnoses, join therapeutic procedures, and coordinate botanical descriptions. You'll see how ancient medical writers used "ac" to create precise compound descriptions essential for pharmaceutical preparations.
Course: Latin for Medical Professionals Level: Intermediate Topic: Conjunctions in Medical Latin Learning Objective: Master the use of "ac" in medical, pharmaceutical, and botanical contexts Prerequisites: Basic Latin grammar, medical terminology fundamentals
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"ac" is more emphatic than "et" and often implies addition or accumulation -
Before vowels and "h," use "atque" instead of "ac" -
After comparatives, "ac" means "than" -
In medical texts, "ac" frequently links ingredients in compound remedies -
The phrase "simul ac" means "as soon as" and appears in procedural instructions
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36.1 Medicus physician herbās herbs ac and rādīcēs roots colligit collects
36.2 Papāver poppy ac and mandragorā mandrake dolōrem pain levant relieve
36.3 Febris fever ac and tremor trembling aegrum sick person vexant trouble
36.4 Simul as soon ac as remedium remedy bibit he drinks melius better sentit he feels
36.5 Pharmacopōla pharmacist aquam water ac and vīnum wine miscet mixes
36.6 Rōsa rose dulcior sweeter ac than viola violet est is
36.7 Pulsus pulse celerior faster ac than sōlitus usual fit becomes
36.8 Unguentum ointment ex from cerā wax ac and oleō oil parātur is prepared
36.9 Venter stomach ac and iecur liver male badly habent are affected
36.10 Theriaca antidote venenum poison ac and morbum disease expellit expels
36.11 Mel honey ac and also acetum vinegar tussim cough sēdant calm
36.12 Vulnera wounds aquā with water ac and vīnō wine lavanda must be washed sunt are
36.13 Artemisia mugwort ac and absinthium wormwood stomacho for stomach prōsunt benefit
36.14 Calidior hotter ac than necessārium necessary potio potion nocet harms
36.15 Folium leaf ac and flōs flower ac and sēmen seed ūtilia useful sunt are
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36.1 Medicus herbās ac rādīcēs colligit. The physician collects herbs and roots.
36.2 Papāver ac mandragorā dolōrem levant. Poppy and mandrake relieve pain.
36.3 Febris ac tremor aegrum vexant. Fever and trembling trouble the sick person.
36.4 Simul ac remedium bibit, melius sentit. As soon as he drinks the remedy, he feels better.
36.5 Pharmacopōla aquam ac vīnum miscet. The pharmacist mixes water and wine.
36.6 Rōsa dulcior ac viola est. The rose is sweeter than the violet.
36.7 Pulsus celerior ac sōlitus fit. The pulse becomes faster than usual.
36.8 Unguentum ex cerā ac oleō parātur. The ointment is prepared from wax and oil.
36.9 Venter ac iecur male habent. The stomach and liver are badly affected.
36.10 Theriaca venenum ac morbum expellit. The antidote expels poison and disease.
36.11 Mel ac acetum tussim sēdant. Honey and vinegar calm the cough.
36.12 Vulnera aquā ac vīnō lavanda sunt. Wounds must be washed with water and wine.
36.13 Artemisia ac absinthium stomacho prōsunt. Mugwort and wormwood benefit the stomach.
36.14 Calidior ac necessārium potio nocet. A potion hotter than necessary causes harm.
36.15 Folium ac flōs ac sēmen ūtilia sunt. The leaf and flower and seed are useful.
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36.1 Medicus herbās ac rādīcēs colligit.
36.2 Papāver ac mandragorā dolōrem levant.
36.3 Febris ac tremor aegrum vexant.
36.4 Simul ac remedium bibit, melius sentit.
36.5 Pharmacopōla aquam ac vīnum miscet.
36.6 Rōsa dulcior ac viola est.
36.7 Pulsus celerior ac sōlitus fit.
36.8 Unguentum ex cerā ac oleō parātur.
36.9 Venter ac iecur male habent.
36.10 Theriaca venenum ac morbum expellit.
36.11 Mel ac acetum tussim sēdant.
36.12 Vulnera aquā ac vīnō lavanda sunt.
36.13 Artemisia ac absinthium stomacho prōsunt.
36.14 Calidior ac necessārium potio nocet.
36.15 Folium ac flōs ac sēmen ūtilia sunt.
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The conjunction "ac" is an indeclinable word that serves as a coordinating conjunction in Latin. Unlike English, where we primarily use "and" for all connections, Latin distinguishes between different types of conjunctions with subtle differences in meaning and emphasis.
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Simple Coordination: "ac" connects words of equal grammatical weight -
Two nouns: "herbās ac rādīcēs" (herbs and roots) -
Two verbs: "colligit ac servat" (collects and preserves) -
Two adjectives: "calidus ac siccus" (hot and dry) -
Emphatic Addition: "ac" often implies "and also" or "and in addition" -
"mel ac acetum" suggests honey and, additionally, vinegar -
Before Vowels: Use "atque" instead of "ac" -
"atque unguentum" not "ac unguentum" -
"atque etiam" (and also indeed) -
After Comparatives: "ac" means "than" -
"dulcior ac" = sweeter than -
"calidior ac necessārium" = hotter than necessary
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Confusing ac with et: While both mean "and," "ac" is more emphatic and formal. Medical texts prefer "ac" for listing ingredients or symptoms. -
Using ac before vowels: Remember to use "atque" before words starting with vowels or h. -
Misreading comparative constructions: "maior ac" means "greater than," not "greater and." -
Word order errors: Unlike English, Latin allows flexible placement of "ac," but it typically comes between the connected elements.
English uses "and" universally, while Latin distinguishes: -
et = simple "and" -
ac/atque = "and also," "and moreover" -
-que (enclitic) = "and" (attached to second word) -
nec/neque = "and not," "nor"
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Identify what you're connecting (nouns, verbs, phrases) -
Check if the second word starts with a vowel (use "atque") -
Determine if simple connection (consider "et") or emphatic addition (use "ac") -
In medical contexts, prefer "ac" for formal listings -
After comparatives, remember "ac" = "than"
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simul ac = as soon as -
idem ac = the same as -
perinde ac = just as -
ac si = as if
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Type: Coordinating conjunction -
Declension: Indeclinable -
Variants: ac, atque (before vowels) -
Primary meanings: and, and also, and in addition; (after comparatives) than -
Register: More formal and emphatic than "et"
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For English speakers learning medical Latin, understanding "ac" provides insight into how Roman physicians and medieval medical writers structured their pharmaceutical formulas and diagnostic descriptions. The precision of Latin conjunctions reflects the systematic approach Romans took to medicine and natural philosophy.
In ancient pharmaceutical texts, "ac" frequently appears in compound remedy recipes. The Compositiones Medicamentorum, medieval formularies, and herbals consistently use "ac" to list ingredients, suggesting not mere addition but synergistic combination. When a recipe states "mel ac acetum" (honey and vinegar), it implies these work together as oxymel, a fundamental pharmaceutical preparation.
Roman medical writers inherited Greek medical knowledge but developed their own Latin terminology. The choice between "et" and "ac" in medical texts often indicates the relationship between symptoms or ingredients. "Febris ac tremor" suggests fever accompanied by trembling as a unified syndrome, while "febris et dolor" might indicate separate symptoms.
The emphatic nature of "ac" made it particularly suitable for medical warnings and instructions. "Calidior ac par est" (hotter than is proper) carries more weight than using "quam." This linguistic precision helped prevent pharmaceutical errors in an era before standardized measurements.
Medieval monastic infirmaries and early universities maintained this tradition. Medical manuscripts from Salerno, Montpellier, and other centers show consistent use of "ac" in pharmaceutical texts. Understanding these conventions helps modern readers interpret historical medical texts accurately and appreciate the continuity of medical Latin from antiquity through the Renaissance.
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From Celsus, De Medicina 5.27.3:
Part F-A (Interleaved Text)
Ergo therefore ubi when dolor pain urget presses protinus immediately calida warm fomenta fomentations adhibenda must be applied sunt are deinde then malagma poultice ex from lini linseed semine seed vel or ex from faenograeci fenugreek semine seed coctis cooked in in mulso honeyed wine ac and cum with adipe fat suillo of swine aut or caprino of goat mixtis mixed
Ergo ubi dolor urget, protinus calida fomenta adhibenda sunt, deinde malagma ex lini semine vel ex faenograeci semine coctis in mulso ac cum adipe suillo aut caprino mixtis.
Therefore when pain is pressing, warm fomentations must be applied immediately, then a poultice made from linseed or from fenugreek seed cooked in honeyed wine and mixed with swine fat or goat fat.
Ergo ubi dolor urget, protinus calida fomenta adhibenda sunt, deinde malagma ex lini semine vel ex faenograeci semine coctis in mulso ac cum adipe suillo aut caprino mixtis.
This passage from Celsus demonstrates the medical use of "ac" in pharmaceutical preparation. Note: -
"ac" connects the two preparation methods: "coctis in mulso" (cooked in honeyed wine) AND "cum adipe...mixtis" (mixed with fat) -
The conjunction emphasizes that both processes are necessary -
Word order: "ac" is positioned between the two participial phrases -
The parallel construction with "vel" (or) for alternatives versus "ac" (and) for required combinations -
Ablative absolutes describe the preparation method -
Gerundive "adhibenda sunt" indicates medical necessity
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This passage appears to be from a medieval pharmaceutical/medical manual (possibly 13th-14th century), with detailed instructions for preparing medicines.
36.16-36.21: Digestive Electuary - Mix equal parts ginger, pepper, and cloves - Grind very fine and sift through a sieve - Add skimmed honey and quality wine - When thick, place in earthen vessels - Benefits a cold, moist stomach - Take morning and evening, size of a nut - Avoid raw and cold foods
36.23-36.24: Theriac (Antidote) - Great theriac is made with vipers and 64 simple ingredients - Dry powders are less effective than proper preparations
36.25-36.26: Fever Treatment - Rose and violet oils should be dripped on aching head - Once fever subsides, give light, digestible foods
36.27-36.30: General Pharmaceutical Principles - Root, bark, and leaves all contain medicinal properties - Rainwater is purer than spring water for medicines - Poison and antidote work through opposite qualities - Opium and henbane must be used cautiously and sparingly
- Classical medical theory (humoral balance: cold/moist remedies) - Emphasis on precise measurement and preparation - Recognition of dosage danger with strong substances - Practical pharmaceutical wisdom ✾ ❦ ✾ ❦ ✾ ✾ ❦ ✾ ❦ ✾ ✾ ❦ ✾ ❦ ✾
36.16 Accipe zingiber ac piper ac caryophyllos aequālibus partibus. Take ginger and pepper and cloves in equal parts.
36.17 Haec omnia in pulverem tenuissimum terantur ac per sētāceum cribranda sunt. Let all these be ground into very fine powder and they must be sifted through a sieve.
36.18 Deinde mel despūmātum ac vīnum optimum addantur. Then let skimmed honey and best wine be added.
36.19 Simul ac massa spissa facta erit, in vāsa fictilia mittātur. As soon as a thick mass has been made, let it be put into earthen vessels.
36.20 Hoc ēlectuārium stomacho frīgidō ac ūmidō prōdest. This electuary benefits a cold and moist stomach.
36.21 Mānē ac vesperī nucis magnitūdinem sūmendum est. In the morning and evening the size of a nut must be taken.
36.22 Cibōs crūdōs ac frīgidōs vītāre oportet. It is necessary to avoid raw and cold foods.
36.23 Theriaca maior vīperīs ac sexāgintā quattuor simplicibus cōnficitur. The greater antidote is made with vipers and sixty-four simple ingredients.
36.24 Pulvis siccior ac decet minūs efficāx est. Powder drier than is proper is less effective.
36.25 Oleum rōsāceum ac violāceum capitī dolentī īnstillanda sunt. Rose oil and violet oil must be dripped onto the aching head.
36.26 Simul ac febris remīserit, alimenta levia ac digesta dentur. As soon as the fever has remitted, let light and digestible foods be given.
36.27 Radīx ac cortex ac folia omnēs vīrēs medicāmentī habent. The root and bark and leaves all have the powers of the medicine.
36.28 Aqua pluviālis purior ac fontāna prō medicāmentīs est. Rainwater is purer than spring water for medicines.
36.29 Venenum ac antidotum contrāriīs quālitātibus agunt. Poison and antidote act by opposite qualities.
36.30 Opium ac hyoscyamus cautē ac parce adhibenda sunt. Opium and henbane must be applied cautiously and sparingly.
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36.16 Accipe zingiber ac piper ac caryophyllos aequālibus partibus.
36.17 Haec omnia in pulverem tenuissimum terantur ac per sētāceum cribranda sunt.
36.18 Deinde mel despūmātum ac vīnum optimum addantur.
36.19 Simul ac massa spissa facta erit, in vāsa fictilia mittātur.
36.20 Hoc ēlectuārium stomacho frīgidō ac ūmidō prōdest.
36.21 Mānē ac vesperī nucis magnitūdinem sūmendum est.
36.22 Cibōs crūdōs ac frīgidōs vītāre oportet.
36.23 Theriaca maior vīperīs ac sexāgintā quattuor simplicibus cōnficitur.
36.24 Pulvis siccior ac decet minūs efficāx est.
36.25 Oleum rōsāceum ac violāceum capitī dolentī īnstillanda sunt.
36.26 Simul ac febris remīserit, alimenta levia ac digesta dentur.
36.27 Radīx ac cortex ac folia omnēs vīrēs medicāmentī habent.
36.28 Aqua pluviālis purior ac fontāna prō medicāmentīs est.
36.29 Venenum ac antidotum contrāriīs quālitātibus agunt.
36.30 Opium ac hyoscyamus cautē ac parce adhibenda sunt.
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Medieval pharmaceutical recipes demonstrate specialized uses of "ac" that differ from general medical prose: -
Serial Listing: Multiple "ac" conjunctions list ingredients -
"zingiber ac piper ac caryophyllos" (ginger and pepper and cloves) -
Each "ac" emphasizes the individual importance of each ingredient -
Paired Qualities: Medical theory based on humoral pairs -
"frīgidō ac ūmidō" (cold and moist) - complementary qualities -
"levia ac digesta" (light and digestible) - related properties -
Temporal Instructions: "simul ac" in procedural steps -
"simul ac massa spissa facta erit" (as soon as the mass becomes thick) -
Indicates precise timing in pharmaceutical preparation -
Comparative Warnings: "ac" after comparatives in quality control -
"siccior ac decet" (drier than is proper) -
"purior ac fontāna" (purer than spring water)
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Imperatives and Subjunctives: Recipe instructions use: -
Direct imperatives: "Accipe" (Take) -
Jussive subjunctives: "terantur" (let them be ground) -
Gerundives of necessity: "cribranda sunt" (must be sifted) -
Technical Ablatives: -
Manner: "aequālibus partibus" (in equal parts) -
Means: "contrāriīs quālitātibus" (by opposite qualities) -
Time: "mānē ac vesperī" (morning and evening) -
Specialized Vocabulary Connected by "ac": -
Plant parts: "radīx ac cortex ac folia" -
Preparation stages: ground and sifted -
Dosing times: morning and evening
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Recipe opening: "Accipe" (Take) or "Recipe" (Take thou) -
Measurement phrases: "nucis magnitūdinem" (the size of a nut) -
Quality descriptions: paired opposites with "ac" -
Cautionary language: "cautē ac parce" (cautiously and sparingly)
This specialized use of "ac" in recipes shows how medical Latin adapted classical grammar for technical precision, creating a standardized pharmaceutical language used across medieval Europe.
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This lesson is part of the Latinum Institute's innovative Latin Reading Course, designed specifically for autodidactic learners. The course, curated by Evan der Millner BA MA (Cantab. NZ, London), represents over 18 years of development in online language learning materials, beginning in 2006.
The Latinum Method, as detailed at latinum.substack.com and latinum.org.uk, employs a unique "construed reading" approach. This method breaks down Latin texts into their smallest meaningful units, allowing English speakers to see direct correspondences between Latin and English. This granular approach, demonstrated in Part A of each lesson, helps learners internalize Latin word order and grammar patterns naturally. 36.16 Accipe take zingiber ginger ac and piper pepper ac and caryophyllos cloves aequālibus in equal partibus parts
36.17 Haec these omnia all in into pulverem powder tenuissimum very fine terantur let be ground ac and per through sētāceum sieve cribranda must be sifted sunt are
36.18 Deinde then mel honey despūmātum skimmed ac and vīnum wine optimum best addantur let be added
36.19 Simul as soon ac as massa mass spissa thick facta made erit will be in into vāsa vessels fictilia earthen mittātur let it be put
36.20 Hoc this ēlectuārium electuary stomacho for stomach frīgidō cold ac and ūmidō moist prōdest benefits
36.21 Mānē in morning ac and vesperī in evening nucis of nut magnitūdinem size sūmendum must be taken est is
36.22 Cibōs foods crūdōs raw ac and frīgidōs cold vītāre to avoid oportet it is necessary
36.23 Theriaca antidote maior greater vīperīs with vipers ac and sexāgintā sixty quattuor four simplicibus simples cōnficitur is made
36.24 Pulvis powder siccior drier ac than decet is proper minūs less efficāx effective est is
36.25 Oleum oil rōsāceum of roses ac and violāceum of violets capitī to head dolentī aching īnstillanda must be dripped sunt are
36.26 Simul as soon ac as febris fever remīserit will have remitted alimenta foods levia light ac and digesta digestible dentur let be given
36.27 Radīx root ac and cortex bark ac and folia leaves omnēs all vīrēs powers medicāmentī of medicine habent have
36.28 Aqua water pluviālis rain purior purer ac than fontāna spring prō for medicāmentīs medicines est is
36.29 Venenum poison ac and antidotum antidote contrāriīs by opposite quālitātibus qualities agunt act
36.30 Opium opium ac and hyoscyamus henbane cautē cautiously ac and parce sparingly adhibenda must be applied sunt are
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