Duelo

n. [ It. duello, fr. L. duellum, orig., a contest between two, which passed into the common form bellum war, fr. duo two: cf. F. duel. See Bellicose, Two, and cf. Duello. ] A combat between two persons, fought with deadly weapons, by agreement. It usually arises from an injury done or an affront given by one to the other. [ 1913 Webster ]

Trial by duel (Old Law), a combat between two persons for proving a cause; trial by battel. [ 1913 Webster ]

v. i. & t. To fight in single combat. [ Obs. ] [ 1913 Webster ]

n. One who engages in a duel. [ R. ] [ Written also dueller. ] South. [ 1913 Webster ]

n. The act or practice of fighting in single combat. Also adj. [ Written also duelling. ] [ 1913 Webster ]

v. i. & t. To fight in single combat. [ Obs. ] [ 1913 Webster ]

n. One who engages in a duel. [ R. ] [ Written also dueller. ] South. [ 1913 Webster ]

n. The act or practice of fighting in single combat. Also adj. [ Written also duelling. ] [ 1913 Webster ]

n. [ F. duelliste. ] One who fights in single combat. [ Written also duellist. ] [ 1913 Webster ]

A duelist . . . always values himself upon his courage, his sense of honor, his fidelity and friendship. Hume. [ 1913 Webster ]