river mussel
noun
Any of various large freshwater mussels constituting the family Unionidae, especially of the genera Unio and Pseudanadonta.
Origin
Mid 17th century.
- hairpin bend
- hairpin turn
- hair-raising
- hair remover
- hair restorer
- hair shirt
- hair-shirted
- hairslide
- hair space
- hair-splitter
- hair-splitting
- hairspray
- hairspring
- hair straighteners
- hairstreak
- hairstyle
- hairstyling
- hairstylist
- hair transplant
- hair trigger
- hairweaving
- hair worm
- hair wrap
- hair wrapping
- hairy