# sesquidiurnal

> English word · Adjective

## Definitions
1. Based on a cycle of 36 hours (one-and-a-half days)

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

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/sesquidiurnal