Synonyms of instantly in English:

instantly

adverb

  • 1 she fell asleep almost instantly
    suddenly, abruptly, all of a sudden;
    forthwith, then and there, here and now, this/that minute, this/that instant;
    quickly, rapidly, speedily, promptly;
    in an instant, in a moment, in a (split) second, in a trice, in/like a flash, like a shot, in the twinkling of an eye, in no time (at all), before you know it
    informal in a jiffy, in a jiff, pronto, like (greased) lightning, stat, on the double, tout de suite
  • Definition of instantly in:

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    Word of the day bogle
    Pronunciation: ˈbəʊɡ(ə)l
    noun
    a phantom or goblin