单词 clavus 释义 ‖ clavus|klevs|[L. clvus nail, wart, tumour.]1. The disease ergot which affects rye and other grasses. Hence clavism [cf. It. clavismo] = ergotism (Syd. Soc. Lex.).2. Path. and Physiol. a. A pain in the forehead, as though a nail were b...