1. Contrary to one's instinct or what is expected or normal

Encyclopedia: Against the grain

• Centropus phasianinus
• Centropus sinensis
• Centrosema
• Centrosema virginianum
• centrosome
• centrosomic
• Centrospermae
• centrosymmetric
• centrum
• Centunculus
• centuple
• centurion
• century
• century plant
• CEO
• cep
• cephalad
• cephalalgia
• Cephalanthera
• Cephalanthera rubra
• cephalaspid
• Cephalaspida
• cephalexin
• cephalhematoma
• cephalic