Meaning of MOMENTANEOUS in English

|mōmən.|tānēəs adjective

Etymology: Late Latin momentaneus, from Latin momentum moment + -aneus (as in subterraneus subterranean)

1. : momentary 1a

the rapid momentaneous association of things which meet and pass — D.H.Lawrence

2. archaic : instantaneous

in which momentaneous explosion of the whole quantity all the force consists — William Clarke

3. of an aspect or form of a verb : of, relating to, or characterizing action begun and terminated in an instant

• mo·men·ta·ne·ous·ly adverb

• mo·men·ta·ne·ous·ness noun -es

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.