noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The act of opening. archaic, countable, uncountable
2. 2
   An opening; an aperture. archaic, countable, often, uncountable

   "by ruption or apertion"

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.