Definition
A Latin term used in old English law for ale or beer. Cerevisia appears in medieval legal documents, statutes, and court records wherever the regulation, sale, taxation, or quality of ale or beer is at issue. It is a term of convenience in legal Latin rather than a term of art carrying distinct legal content of its own; its significance lies in identifying the subject matter of the legal instrument in which it appears.
Common Language
Modern common usage (Wiktionary): Not in general modern English use. The word survives primarily in scientific contexts as the species name of brewer's yeast, Saccharomyces cerevisiae.
Historical common usage (Webster's 1913): Not listed. The term was already archaic in ordinary English by the nineteenth century, having been displaced by the native words ale and beer.
Editorial note: The term has no meaningful life in modern common English, making it essentially a pure Latin legal artifact. Researchers encountering it are dealing with a documentary term, not a concept requiring translation between lay and legal registers.
Common Confusion
Cerevisia is sometimes encountered alongside cervisia, which is an alternate classical Latin spelling of the same word. The Latin dictionary tradition treats cerevisia as a variant form of cervisia; both refer to the same substance and carry identical legal import. Neither spelling signals a distinction in legal meaning. Researchers should search historical records under both spellings, as scribal practice was inconsistent.
Why It Matters in Research
Cerevisia is a search term, not a legal doctrine. Its research value is almost entirely indexical: it tells you the document concerns ale or beer. The substantive law—licensing, assize, taxation, adulteration, trade regulation—is carried by the surrounding legal context, not by the term itself.
Several navigational points matter for corpus researchers:
Spelling variation is significant. Medieval and early modern scribes rendered this word inconsistently. Cervisia, cerevisia, cervisea, and further corruptions all appear in the record. Any full-text search of manuscript or printed sources should account for these variants. The Law Mind corpus may index documents under one spelling that appear in the original under another.
The term is a marker for assize of ale materials. The Assize of Bread and Ale (Assisa Panis et Cervisiae) is one of the oldest English regulatory statutes, and cerevisia or cervisia will appear throughout documents related to it—presentments, amercements, leet records, and borough court rolls. Researchers working on price regulation, consumer protection history, or local court jurisdiction will find the term clustering in those materials.
Ecclesiastical records are a secondary locus. Monasteries brewed extensively, and cerevisia appears in monastic accounts, grants, and cartularies that may sit alongside legal materials in the corpus. The term in an ecclesiastical document does not necessarily indicate legal proceedings.
The term does not distinguish ale from beer in any legally operative way in medieval sources. The ale/beer distinction (hopped versus unhopped) became commercially and eventually legally significant in England during the fifteenth and sixteenth centuries, but cerevisia predates and straddles that distinction. Do not read a consistent technical meaning into which beverage is meant.
Historical Dictionary Support
The three source dictionaries are in complete agreement: cerevisia means ale or beer in old English law. Black's Law Dictionary (1st and 2nd editions) and Rapalje & Lawrence give identical substantive content, differing only in the minor typographic accident of the second edition's word-order transposition ("In or beer. old English law. Ale"), which is plainly a printing artifact rather than a substantive divergence.
None of the source dictionaries offers context about which legal instruments use the term, what procedural settings it appears in, or how spelling variants should be handled. They treat cerevisia as self-explanatory once the translation is given. For a term that functions purely as a documentary marker, this is understandable, but it means the dictionaries are essentially terminators of inquiry rather than guides to it. The research context described above must be supplied from external knowledge of medieval English legal and regulatory history.
The Latin dictionary note—routing cerevisia to cervisia as the primary headword—is useful confirmation that the legal dictionaries are working with a variant spelling rather than a distinct word.
Jurisdictional Note
Cerevisia is a term of English legal Latin and appears principally in English medieval and early modern sources. Scottish and Irish records may use it in Latin documents but the underlying regulatory regimes differed. Continental European legal Latin also uses the term, but Law Mind corpus materials in cerevisia are overwhelmingly English in origin.
Encyclopedia Cross-Reference
Law Mind Encyclopedia — Alehouses, Licensing of
Law Mind Encyclopedia — Assize of Bread and Ale
Law Mind Encyclopedia — Legal Latin, Glossary of Terms