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单词 instantaneous
释义

instantaneous

/ˌɪnst(ə)nˈteɪnɪəs /
adjective
1Occurring or done instantly: modern methods of instantaneous communication her reaction was almost instantaneous...
  • This death would have been rapid, almost instantaneous.
  • Yet mathematicians were able to revolutionize the subject by inventing a whole new language of mathematics which was capable of expressing instantaneous change: that language was the calculus.
  • Once airborne I could immediately feel the aircraft's sensitivity because every change in height and direction is instantaneous.

Synonyms

immediate, instant, on-the-spot, prompt, direct, swift, speedy, rapid, quick, expeditious, express, lightning;
sudden, hurried, hasty, precipitate, abrupt
informal snappy, p.d.q. (pretty damn quick)
literary fleet, rathe
rare alacritous
2 Physics Existing or measured at a particular instant: measurement of the instantaneous velocity...
  • Mass, instantaneous velocity, acceleration, magnetic forces, and energy puzzled them much more.
  • Also in line with experimental measurements, the examination of instantaneous velocity of simulated beads shows that pause time decreases with increasing wall shear stress.
  • Owing to the intermittent nature of turbulence, we related individual predation events to local, instantaneous relative velocities instead of bulk averages.

Derivatives

instantaneousness

/ˌɪnst(ə)nˈteɪnɪəsnəs / noun ...
  • What he was hankering after had to approximate the instantaneousness of painting - the fact that paintings are seen all at once, in a resonant ‘now’ - and simultaneously had to evoke a particular medium of painting.
  • These traits are: collective autism, bombast of presentation to the point of unreality, moral narcissism, a chronic lack of sober foresight, and total immersion in instantaneousness.
  • All this demands from the dancer openness and vulnerability to the instantaneousness of the moment, much more than in the process of a choreographed performance.

Origin

Mid 17th century: from medieval Latin instantaneus, from Latin instant- 'being at hand' (from the verb instare), on the pattern of ecclesiastical Latin momentaneus.

Rhymes

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更新时间:2024/11/12 7:53:55