fleeting fleeting /ˈfliːtɪŋ/

adjective

1. () Lasting for a markedly brief time  ( fugitive , momentaneous , fleeting , momentary )
   lasting for a markedly brief time
    A fleeting glance
   a fleeting glance
    Fugitive hours
   fugitive hours
    Rapid momentaneous association of things that meet and pass
   rapid momentaneous association of things that meet and pass
    A momentary glimpse
   a momentary glimpse