- hypotonicity - (of a solution) the extent to which a solution has a lower osmotic pressure than some other
--1 is a kind of osmotic pressure
Antonyms: hypertonicity
- hypotonia, hypotonus, hypotonicity - (of muscular tissue) the state of being hypotonic
--2 is a kind of tonicity, tonus, tone
Antonyms: hypertonia, hypertonus, hypertonicity