pea mussel
noun
A small, brownish, rounded freshwater bivalve mollusc of the genus Pisidium (family Sphaeriidae or Pisidiidae), having fused siphons.
Origin
1950s; earliest use found in Science News.
- chief of staff
- chief of state
- chief petty officer
- chief police officer
- chief rabbi
- chieftain
- chieftaincy
- chieftainship
- chief technician
- chief warrant officer
- chiffchaff
- chiffon
- chiffonade
- chiffonaded
- chiffonier
- chifforobe
- Chifley, Joseph Benedict
- chigger
- chignon
- chigoe
- Chihli, Gulf of
- chihuahua
- chikan
- chiko roll
- chikungunya