Calcar

[kælkɑ:]

解释:

(n.) A kind of oven, or reverberatory furnace, used for the calcination of sand and potash, and converting them into frit.

(n.) A hollow tube or spur at the base of a petal or corolla.

(n.) A slender bony process from the ankle joint of bats, which helps to support the posterior part of the web, in flight.

(n.) A spur, or spurlike prominence.

(n.) A curved ridge in the floor of the leteral ventricle of the brain; the calcar avis, hippocampus minor, or ergot.

霍雷肖整理

解释:

n. (bot.) a spur or spur-like projection esp. from the base of a petal: (anat.) an eminence in the lateral ventricles of the brain the hippocampus minor or calcar avis.—adjs. Cal′carate; Calcar′iform; Cal′carine.

n. an oven or furnace for calcining the materials of frit before melting—also Fritting-furnace: an arch or oven for annealing.

整理:泰勒