MONOMACHY - The Law Mind Legal Dictionary

MONOMACHYAuthored

The Law Mind • 620 words

Definition

Monomachy is the formal legal term for trial by combat — a duel or single combat employed as a method of judicial proof. In its legal sense, monomachy was not merely a private fight but a sanctioned procedural mechanism: a recognized mode of trial in which the outcome of personal combat between parties (or their champions) determined guilt or civil liability. It was available not only in criminal proceedings but also, historically, in pecuniary (civil) causes. Both civil law and canon law eventually prohibited the practice.

Common Confusion

Monomachy and monomania appear in adjacent entries in Rapalje & Lawrence and share a common prefix. They are entirely unrelated: monomania refers to insanity confined to a single subject or delusion, a concept belonging to mental alienation doctrine. The proximity in reference works creates a scanning hazard for researchers working quickly through historical dictionary pages.

Why It Matters in Research

This is a term of historical and comparative law, not operative modern doctrine. Researchers encounter monomachy primarily in three contexts: (1) medieval and early common law sources discussing modes of proof and ordeal; (2) comparative legal history contrasting common law trial by battle with civil and canon law alternatives; and (3) discussions of the Norman influence on English procedure, since trial by combat was introduced into England following the Conquest.

The critical navigational point: monomachy and trial by battle (or battel/battle) are the same institution. Researchers working in English legal history will encounter the Latin monomachy in scholarly and ecclesiastical sources, but the vernacular term in common law texts is almost always "trial by battle" or "wager of battle." Searching historical corpus materials for monomachy alone will significantly undercount relevant entries. Cross-search under BATTEL, WAGER OF BATTLE, and TRIAL BY COMBAT.

Rapalje & Lawrence's entry is notable for directing readers immediately to BATTEL, confirming that practitioners and legal scholars treated these as synonymous. The same volume's adjacent entry on monomania — insanity upon a particular subject — is unrelated despite proximity; researchers should not conflate the two terms when scanning entries.

For researchers interested in the abolition of the practice: trial by battle was not formally abolished in England until 1819 (59 Geo. III, c. 46), prompted by the notorious Ashford v. Thornton appeal of 1818, in which a defendant actually demanded wager of battle and the court was compelled to acknowledge the right still technically existed. This episode generated significant contemporary legal commentary and is frequently cited in historical treatments of the subject.

Historical Dictionary Support

The three source dictionaries are in near-complete agreement, reproducing essentially identical text: monomachy is a duel or single combat, anciently permitted as trial or proof of crimes and even in pecuniary causes, and forbidden by both civil and canon law. The verbal consistency across Black's first and second editions and Rapalje & Lawrence suggests the entries share a common lineage, likely derived from earlier civil law glossaries.

What the historical dictionaries do not address: they treat abolition as a settled fact without noting the procedural tension in English common law, where wager of battle technically survived on the books far longer than civil or ecclesiastical jurisdictions suppressed it. They also do not distinguish between monomachy as a mode of criminal proof (the more prominent historical use) and its application in civil property and debt disputes, though they acknowledge both. Rapalje & Lawrence adds modest value by cross-referencing BATTEL directly, making the terminological connection explicit.

MONOMACHYmain

Rapalje & Lawrence • 1883

-A duel; a single combat. It was anciently allowed by law, for the trial of proof of crimes. It was even permitted in pecuniary causes, but it is now forbidden both by the civil and canon laws. See BATTEL. ΜΟΝΟΜΑNIA.-Insanity upon a particular subject. See MENTAL ALIENATION. Monopolia dicitur, cum unus solus aliquod genus mercaturæ universum emit, pretium ad suum libitum statuens (11 Co. 86): It is said to be a monopoly when one alone buys up the whole of one pleasure. 1. Admiralty. In admiralty prac-whd of commodity, fixing a price at his own tice, a monition is a formal order of the court commanding something to be done by the person to whom it is directed, (Wms. & B. Adm. 297,) and who is called the person monished. Thus, when money is decreed to be paid, a monition may be obtained commanding its payment. (Ib.) A monition is granted either on motion or on application in chambers, and, if not obeyed, may be enforced by attachment (q. v.) Id. 298. MONOPOLIES, STATUTE OF. -The Stat. 21 Jac. I. c. 3. ΜΟΝΟΡΟLY.- 1. A license or privilege allowed by the sovereign for the sole buying and selling, making, working, or using of anything whatsoever. Monopolies were made illegal by Stat. 21 Jac. I. c. 3, except in the case of patents for new inventions and a few other instances. See PATENT. 22. Monition for process. In ecclesiastical appeals to the privy council (and for22. The popular meaning of "monopmerly also in admiralty appeals), as soon as the petition of appeal is lodged, a "monition for oly" at the present day seems to be, the process" issues, calling upon the judge and offi-sole power (or a power largely in excess cers of the court below to transmit the proceedof that possessed by others) of dealing in Appeal. Id. 314; Macph. Jud. Com. 175 See some particular commodity, or at some particular place or market; or of carrying ings in the cause to the registry of the Court of