Duellum

Lat. [from duo, two.] In old English law. The judicial combat, or trial by battel. Bract. lib.

3, tr. 2, c. 21. fol. 141 b. Spelman.

A single combat between two, to prove the truth in a suit; the one who overcame being considered as having proved his case. (Est singularis pugna inter duos, ad probandum veritatem litis, et qui vicerit probasse intelligitur.) Fleta, lib.

1, c. 32.

Duellum is the appropriate Latin word, sometimes expressed by monomachia (single fight.) Co. Litt. 294 b.

4 Inst. 157.

Battail, bataille, or battayle, was the Norman French. Vadiare duellum; to wage the duel, to give pledges to fight. Bract. fol.

141 b.

Percussio duelli; the striking of a duel, the commencement of the combat. Id. ibid. See Battel, Combat, Campfight.