We found 2 definitions of momentaneous from 2 different sources.
Adjective |
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momentaneous - lasting for a markedly brief time; "a fleeting glance"; "fugitive hours"; "rapid momentaneous association of things that meet and pass"; "a momentary glimpse" | ||
fleeting, fugitive, momentary | ||
short tending to crumble or break into flakes due to a large amount of shortening; "shortbread is a short crumbly cookie"; "a short flaky pie crust" |