# pinealocyte

> English word · Noun

## Definitions
1. A single cell within the pineal gland which is involved in melatonin secretion and circadian rhythms.

## Etymology
From pineal + -o- + -cyte.

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