eternity Meaning, Definition & Usage

  1. noun time without end
    infinity.
  2. noun a state of eternal existence believed in some religions to characterize the afterlife
    timelessness; timeless existence.
  3. noun a seemingly endless time interval (waiting)

WordNet

E*ter"ni*ty noun
Etymology
F. éternité, L. aeternitas, fr. aeternus. See Etern.
Wordforms
plural Eternities
Definitions
  1. Infinite duration, without beginning in the past or end in the future; also, duration without end in the future; endless time.
    The high and lofty One, that inhabiteth eternity. Is. lvii. 15.
  2. Condition which begins at death; immortality.
    Thou know'st 't is common; all that lives must die, Passing through nature to eternity. Shak.

Webster 1913