Gibbousness

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The state or quality of being gibbous. uncountable
  2. 2
    something that bulges out or is protuberant or projects from its surroundings wordnet

Etymology

From gibbous + -ness.

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