Definition
An archaic spelling of "abbot" — the head or superior of a monastery or abbey. In legal contexts, the term appears primarily in older English and American legal texts where abbots held recognized legal standing as heads of ecclesiastical corporations capable of holding property, entering contracts, suing, and being sued in their institutional capacity.
Common Language
Modern common usage (Wiktionary): Archaic spelling of abbot.
Historical common usage: Webster's 1913 does not carry a separate entry for "abbat"; the standard form "abbot" is defined as the superior or head of an abbey or monastery.
The gap between common and legal meaning here is not definitional but functional. In ordinary usage, an abbot is a religious title. In legal usage, the abbot's significance is institutional: he acted as the legal representative of the abbey as a corporate body, with standing to hold title, manage temporalities, and appear in court proceedings.
Why It Matters in Research
Researchers encountering "abbat" in historical legal sources should treat it as a variant spelling of "abbot" and search both forms. The term appears in older pleading records and treatises — including Bouvier — in the context of abatement doctrine, where the identity and capacity of parties was pleaded with precision. A mismatch between how a party was named in the writ versus the count could be raised in abatement, making the exact spelling and title of an ecclesiastical party a matter of procedural consequence, not mere formality.
The Bouvier source material associated with this entry is drawn from the pleading doctrine of abatement — specifically, variance between writ and count. The connection is contextual: abbots and other ecclesiastical heads were common parties in early common law actions, and their institutional titles had to be stated with accuracy. A variance in the description of the party (including title) was a recognized ground for a plea in abatement.
Researchers working in pre-twentieth-century ecclesiastical property law, church corporation law, or early American pleading practice may encounter "abbat" in primary sources. It should be treated as an artifact of spelling variation rather than a distinct legal term. Cross-referencing under "abbot," "abbey," and "ecclesiastical corporation" will capture the relevant doctrine.
Historical Dictionary Support
Bouvier's Law Dictionary does not carry a standalone entry for "abbat" as a term of art. The appearance of the term in Bouvier's source material occurs incidentally within the pleading context of abatement and variance — reflecting the older practice of naming ecclesiastical superiors as parties to actions in their representative capacity.
Historical legal dictionaries uniformly treat the substantive legal actor as the "abbot" (or "abbess" for female superiors), with the abbey or monastery understood as the underlying corporate entity. The abbot's legal significance in English common law derived from his position as head of a corporation aggregate (the monastic community) or, in some cases, a corporation sole. This distinction mattered for questions of succession, property holding, and the continuity of legal obligations.
No historical legal dictionary treats "abbat" as a term with independent legal content distinct from "abbot." The spelling variation reflects period orthographic practice and nothing more.
Jurisdictional Note
The legal significance of abbots as party representatives is largely a matter of English common law history and has minimal direct application in modern American practice. In jurisdictions where religious corporations hold property or litigate, the applicable framework is now statutory (state nonprofit corporation law or religious corporation statutes), not the common law of ecclesiastical corporations.