impossible

/ɪmˈpɑ.sə.bəl/
adjectivenoun

Not possible; not able to be done or happen.

NWL Collins ENABLE

Adjective 3 meanings

  1. Not possible; not able to be done or happen.

    “13 March 1962, John F. Kennedy, speech at the White House Those who make peaceful revolution impossible will make violent revolution inevitable.”

  2. Very difficult to deal with.

    “You never listen to a word I say – you're impossible!”

  3. imaginary

    “impossible quantities, or imaginary numbers”

Noun 2 meanings

  1. An impossibility.

  2. A skateboard trick consisting of a backflip performed in midair.

Definitions: Wiktionary (CC BY-SA) via Kaikki/Wiktextract

Where it comes from

Etymology

From Middle English impossible, equivalent to im- + possible.

Similar and opposite words

Similar
unfeasiblenonpossibleunhappenableunpossible

IMPOSSIBLE at a glance

IMPOSSIBLE has 10 letters and scores 16 points in Scrabble (I 1 + M 3 + P 3 + O 1 + S 1 + S 1 + I 1 + B 3 + L 1 + E 1) and 20 in Words With Friends, before board bonuses. It ranks #1,678 by how often it appears in everyday English. It is valid in ENABLE, NWL2023, Collins/SOWPODS.

Rhymes with impossible

All rhymes

One letter away

Change one letter, keep the rest
  • IMPOSSIBLY19
  • IMPASSIBLE16

Keep going