'Eternity' definitions:

Definition of 'eternity'

From: WordNet
noun
Time without end [syn: eternity, infinity]
noun
A state of eternal existence believed in some religions to characterize the afterlife [syn: eternity, timelessness, timeless existence]
noun
A seemingly endless time interval (waiting)

Definition of 'Eternity'

From: GCIDE
  • Eternity \E*ter"ni*ty\, n.; pl. Eternities. [F. ['e]ternit['e], L. aeternitas, fr. aeternus. See Etern.]
  • 1. Infinite duration, without beginning in the past or end in the future; also, duration without end in the future; endless time. [1913 Webster]
  • The high and lofty One, that inhabiteth eternity. --Is. lvii. 15. [1913 Webster]
  • 2. Condition which begins at death; immortality. [1913 Webster]
  • Thou know'st 't is common; all that lives must die, Passing through nature to eternity. --Shak. [1913 Webster]

Synonyms of 'eternity'

From: Moby Thesaurus