Where does “bivalve” come from?
Bivalve comes from Latin bis, meaning twice, combined with Latin valva, meaning door or leaf, ultimately from Proto-Indo-European dwóh₁, meaning two.
bivalve (English): Any mollusc belonging to the taxonomic class...
Definitions
- Any mollusc belonging to the taxonomic class...
Ancestry of “bivalve”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | valve | A device that controls the flow of a gas or fluid... |
| 2 | Latin | valva | double or folding door; one leaf of such doors |
| 3 | Proto-Italic | *wolVwā- | — |
| 4 | Proto-Indo-European | *wol-ew-o- | — |