thallus
An undifferentiated plant body, such as in algae.
Other meanings
Any plant body lacking vascular tissue.
A kind of
- plant part
Word history
From Ancient Greek "θαλλός" (young shoot, twig).
Where this comes from
This definition is adapted from “thallus” on Wiktionary, by its contributors; related-word lists use Open English WordNet (CC BY 4.0, based on Princeton WordNet), published under CC BY-SA 4.0. This page is published under the same licence.