# photosomnolence

> English word · Noun

## Definitions
1. somnolence (induction of sleep) in a nocturnal animal caused by exposure to light

## Etymology
From photo- + somnolence.

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