univalve

/ˈjuːnɪˌvælv/
adjective
  1. Having a single shell or valve.
    • Univalve mollusks are common in both saltwater and freshwater.
    • The univalve shell was spiral-shaped.
    • The fossil was identified as a univalve species.
noun
  1. A mollusk that has a single shell, such as a snail or abalone.
    • She collected univalves for her science project.
    • The beach was covered with empty univalve shells.
    • A univalve like the snail moves slowly on its muscular foot.
Synonyms
Antonyms
What does "univalve" mean? | whatsthatwordmean | whatsthatwordmean