# tithonic

> English word · Adjective

## Definitions
1. Of, relating to, or denoting those rays of light which produce chemical effects; actinic.

## Etymology
Latin Tithonius (“belonging to Tithonus, the consort of Aurora”), from Ancient Greek.

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