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

• fluoroscope
• fluoroscopes
• fluoroscopic
• fluoroscopies
• fluoroscopy
• fluoroses
• fluorosis
• fluorotype
• fluorotypes
• fluorouracil
• fluors
• fluorspar
• fluorspars
• Fluothane
• fluoxetine
• flurr
• flurred
• flurried
• flurries
• flurring
• flurrs
• flurry
• flurrying
• flus
• flush