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

• impetuses
• imp. gal.
• imp. gall.
• impi
• impictured
• impierceable
• impies
• impieties
• impiety
• impignorate
• impignorated
• impignorates
• impignorating
• impignoration
• impignorations
• imping
• impinge
• impinged
• impingement
• impingements
• impingent
• impinger
• impingers
• impinges
• impinging