isotonic /ī-sō-tonˈik/

1. Having the same tone, tension or osmotic pressure
2. (of muscular contraction) shortening the muscle fibres and moving a joint
3. (of an energy drink) containing salts and minerals of the same concentration as in the body

isotonicˈity noun

• photojournalist
• photojournalists
• photokineses
• photokinesis
• photolithograph
• photolithographer
• photolithographers
• photolithographic
• photolithographs
• photolithography
• photoluminesce
• photoluminesced
• photoluminescence
• photoluminescent
• photoluminesces
• photoluminescing
• photolyse
• photolysed
• photolyses
• photolysing
• photolysis
• photolytic
• photomacrograph
• photomacrographic
• photomacrographs