Univalve

Origin

Originated 1655–65 from -("one") + valve.

Full definition of univalve

Adjective

1. having one valve, typically used to refer to mollusks, notably slugs and snails.
2. consisting of a single valve or piece, used to refer to a shell.

Noun

1. A univalve mollusk or its shell.

Usage notes

The term univalve is now considered outdated in scientific classification, and the term gastropod is preferred.

Synonyms

• gastropod

Coordinate terms

• bivalve

Related terms

• bivalve