1. A shape that curves or bends inward
   - concavity, incurvation, incurvature

Derived forms: concave shapes

Type of: solid

• cowfish
• cowgirl
• cowhand
• cowherb
• cowherd
• cowhide
• cowhouse
• cowl
• cowl muscle
• cowl-shaped
• cowled
• cowlick
• cowling
• cowman
• cownose ray
• coworker
• cowpat
• cowpea
• cowpea plant
• cowpen daisy
• Cowpens
• Cowper
• Cowper's gland
• cowpie
• cowpoke