. . . . . . . . "a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin"@en-us . . "spine"^^ . . . "101819205"@en-us . . . . . . . . . . . . . . . "0"^^ . . . . "01900488-n"^^ . . . . "101900488"^^ . . . . . . . . . "spine"@en-us . . . . "0"^^ . . . . . . . . . .