hypotonic

Adjective hypotonic has 2 senses

• hypotonic(a = adj.all) - (of living tissue) lacking normal tone or tension;
Antonym: hypertonic
Derived forms noun hypotonia₁, noun hypotonicity₂

• hypotonic(a = adj.all) - (of a solution) having a lower osmotic pressure than a comparison solution;
Antonyms: hypertonic, isotonic
Derived form noun hypotonicity₁