Definition
In law, "metropolitan" carries two distinct but historically related meanings.
1. Ecclesiastical title. In English ecclesiastical law, a metropolitan is an archbishop who exercises supervisory authority over the bishops of a province. The title derives from the early practice of consecrating archbishops in the metropolis — the chief city — of their province. In the Church of England, the Archbishop of Canterbury holds the title "Primate of All England and the Metropolitan," his province encompassing the capital; the Archbishop of York similarly serves as metropolitan of the northern province.
2. Designation for London-specific law and governance. In English statutory usage, "metropolitan" functions as an adjective identifying institutions, legislation, or governmental bodies with jurisdiction over the city of London and its surrounding area — as in the Metropolitan Board of Works or the Metropolitan Buildings Act. When encountered as a modifier in English legal texts, it signals London-specific applicability rather than national scope.
Common Language
Modern common usage (Wiktionary): A bishop empowered to oversee other bishops; an archbishop. Also, an inhabitant of a metropolis.
Historical common usage (Webster's 1913): Of or pertaining to the capital or principal city of a country; or designating a presiding bishop and his authority over a province.
The gap between common and legal meaning here is narrow but worth noting. In ordinary modern English, "metropolitan" most often functions as an adjective meaning simply "of or relating to a large city" — as in metropolitan area or metropolitan transit authority. In historical legal sources, however, the term is almost exclusively ecclesiastical or London-specific. A researcher encountering "metropolitan" in an English legal or ecclesiastical document should not assume it means merely "urban" or "city-related" in the general modern sense; the term carried precise jurisdictional and hierarchical weight.
Common Confusion
"Metropolitan" as a London-specific statutory label can mislead American researchers who encounter the term in English primary sources. In U.S. legal usage, "metropolitan" typically modifies area, district, or government in a generic sense (metropolitan statistical area, metropolitan planning organization). In English law, it was a term of art pointing specifically to London. A reference to the "metropolitan police" or a "metropolitan act" in a nineteenth-century English source refers to London institutions, not to any large city generally.
Why It Matters in Research
Researchers working in English ecclesiastical law, canon law, or church-state history will encounter "metropolitan" as a term of hierarchical precision. The metropolitan's authority over suffragan bishops, the relationship between Canterbury and York, and questions of provincial jurisdiction all turn on this title. Sources treating metropolitan authority range from Coke's Institutes (the explicit reference in Black's) through canonical treatises and parliamentary acts governing the established church.
For researchers in English municipal law and legal history, "metropolitan" as a London modifier is pervasive in nineteenth-century English legislation. The Metropolitan Police Act 1829, the Metropolitan Poor Act, the Metropolitan Board of Works — each used the word as a jurisdictional marker. When searching historical English statutes or administrative records, "metropolitan" in the title is a reliable signal of London applicability and should not be generalized to other English cities.
American legal researchers should exercise particular care. U.S. legal usage borrowed the adjective freely but stripped it of both the ecclesiastical and the London-specific precision. Searching U.S. sources for "metropolitan" will surface zoning, transit, and planning law almost exclusively — none of which maps cleanly onto the English legal meanings catalogued in the historical dictionaries.
The historical sources available in the Law Mind corpus treat this term almost entirely through the English ecclesiastical and statutory lens. Researchers needing U.S. municipal law definitions of metropolitan districts, metropolitan governments, or metropolitan statistical areas should look to twentieth-century American administrative law sources rather than these dictionaries.
Historical Dictionary Support
The five source dictionaries are in close agreement. Black's (both editions) and Burrill trace the title to the practice of consecrating archbishops in provincial capitals, citing Coke's Institutes (4 Inst. 94) as authority. Rapalje & Lawrence adds the useful precision that Canterbury's designation as metropolitan is tied to that province containing the metropolis itself — the chief city — while York's metropolitan status rests on provincial, not capital-city, grounds. Bouvier is the most compressed, noting both meanings without elaboration.
All sources treat the term primarily as English ecclesiastical law. None of the historical dictionaries develops the American municipal law usage, which had not yet taken the form it now holds when most of these works were compiled. This is a meaningful gap: the dictionaries are useful guides to the ecclesiastical and London-specific meanings but should not be treated as authorities on modern metropolitan governance law.
Jurisdictional Note
The ecclesiastical meaning is specific to jurisdictions with an established church or canonical law framework — principally England and historically other Anglican and Catholic provinces. In the United States, "metropolitan" in a legal context almost always refers to regional governance structures, statistical areas, or transit and planning districts, carrying no ecclesiastical weight. Researchers crossing between English and American sources should treat the term as functionally different in each system.