instant

adjective

  1. 1

    demanding attention

    clamant needs

    a crying need

  2. 2

    occurring with no delay

    relief was instantaneous

    instant gratification

  3. 3

    in or of the present month

    your letter of the 10th inst

noun

  1. 1

    a particular point in time

    the moment he arrived the party began

  2. 2

    a very short time (as the time it takes the eye to blink or the heart to beat)

    if I had the chance I'd do it in a flash

Synonyms

Also useful for “instant”:Unscrambler