(Botany & Zoology)(of a part of a plant or animal) divided by a deep cleft or notch into two parts (植,动)二裂的,二分的,分叉的 a bifid leaf. 二裂的叶子。 the gut is bifid. 肠是分叉的。
语源
mid 17th cent.: from Latin bifidus, from bi- 'doubly' + fidus (from findere 'to split')