2 definitions found From WordNet (r) 2.0 [wn]: accidence noun: the part of grammar that deals with the inflections of words [syn: {inflectional morphology}] From The Collaborative International Dictionary of English v.0.44 [gcide]: Accidence \Ac"ci*dence\, noun [A corruption of Eng. accidents, pl. of accident. See {Accident}, 2.] 1. The accidents, of inflections of words; the rudiments of grammar. --Milton. 2. The rudiments of any subject. --Lowell.

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