(Zoology)a forked organ or structure, in particular (动)叉状器官(或结构),尤指 ■the wishbone of a bird 鸟胸的叉骨 ■the forked appendage at the end of the abdomen in a springtail, by which the insect jumps 跳虫的弹器
派生 furcular adjective 语源
mid 19th cent.: from Latin, diminutive of furca 'fork'