adjective mo·men·ta·ne·ous \¦mōmən‧¦tānēəs\

Definition of momentaneous

  1. 1 :  momentary 1a the rapid momentaneous association of things which meet and pass — D. H. Lawrence

  2. 2 archaic :  instantaneous in which momentaneous explosion of the whole quantity all the force consists — William Clarke

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




noun, plural


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Origin and Etymology of momentaneous

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

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capable of being understood in two ways

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