river mussel
noun
Any of various large freshwater mussels constituting the family Unionidae, especially of the genera Unio and Pseudanadonta.
Origin
Mid 17th century.
- pneumonectomised
- pneumonectomized
- pneumonectomy
- pneumonia
- pneumonia blouse
- pneumonia jacket
- pneumonic
- pneumonitic
- pneumonitis
- pneumonocele
- pneumonocirrhosis
- pneumonoconiosis
- pneumonoconiotic
- pneumonokoniotic
- pneumonolysis
- pneumonometer
- pneumonorrhagia
- pneumonoultramicroscopicsilicovolcanoconiosis
- pneumopericardial
- pneumopericarditis
- pneumopericardium
- pneumoperitoneum
- pneumopyothorax
- pneumorrhagia
- pneumostome