Impossible /(?)/

Im·pos·si·ble

Impossible

a.
  1. Not possible; incapable of being done, of existing, etc.; unattainable in the nature of things, or by means at command; insuperably difficult under the circumstances; absurd or impracticable; not feasible.
    With men this is impossible; but with God all things are possible.
    — Matt. xix. 26.
    Without faith it is impossible to please him.
    — Heb. xi. 6.

Phrases & Compounds

Impossible quantity
an imaginary quantity. See Imaginary.

Impossible

n.
  1. An impossibility; as, he tried to do the impossible. [Obs.]
    “Madam,” quoth he, “this were an impossible!”