# photoaccumulation

> English word · Noun

## Definitions
1. accumulation (of cells) in the presence of light (typically as part of a circadian rhythm)

## Etymology
From photo- + accumulation.

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