1. Any sharply pointed projection
   - spur, spine

Derived forms: acanthas

See also: acanthous

Type of: projection

Encyclopedia: Acantha

• genus Ctenocephalides
• genus Ctenocephalus
• genus Cuculus
• genus Cucumis
• genus Cucurbita
• genus Culcita
• genus Culex
• genus Cuminum
• genus Cuniculus
• genus Cuon
• genus Cupressus
• genus Curcuma
• genus Cursorius
• genus Curtisia
• genus Cuscuta
• genus Cuterebra
• genus Cyamopsis
• genus Cyamus
• genus Cyanocitta
• genus Cyathea
• genus Cycas
• genus Cyclamen
• genus Cycloloma
• genus Cyclopes
• genus Cyclophorus