adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Based on a cycle of 36 hours (one-and-a-half days) not-comparable, rare

Etymology

From New Latin sēsquidiurnus + English -al. Equivalent to sesqui- + diurnal.

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