tonus /tōˈnəs/ (medicine)

1. The normal elasticity of healthy muscle at rest, tonicity
2. Atonic spasm

• ribbon development
• ribbon developments
• rib bone
• ribboned
• rib bones
• ribbonfish
• ribbonfishes
• ribbon-grass
• ribboning
• Ribbonism
• Ribbon-man
• ribbon microphone
• ribbon microphones
• ribbon parachute
• ribbon parachutes
• ribbonries
• ribbonry
• ribbons
• ribbon-seal
• ribbon-seals
• ribbon-weed
• ribbon worm
• ribbon worms
• ribbony
• ribby