'Posteriority' definitions:

Definition of 'posteriority'

From: WordNet
noun
The quality of being toward the back or toward the rear end [ant: anteriority]
noun
Following in time [syn: posteriority, subsequentness, subsequence] [ant: antecedence, antecedency, anteriority, precedence, precedency, priority]

Definition of 'Posteriority'

From: GCIDE
  • Posteriority \Pos*te`ri*or"i*ty\, n. [Cf. F. post['e]riorit['e].] The state of being later or subsequent; as, posteriority of time, or of an event; -- opposed to priority. [1913 Webster]

Synonyms of 'posteriority'

From: Moby Thesaurus