adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Of, pertaining to, or having characteristics of a lacuna.

Etymology

From lacuna + -ary.

Related phrases

lacunary functionlacunary serieslacunary spacelacunary value

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