a. [f. BI- pref.2 1 + CEPHALOUS, f. Gr. κεφαλή head.] Two-headed.

1

1803.  Willoughby, in N. & Q., Ser. III. III. 17. Two other bicephalous monsters.

2

1869.  Sat. Rev., 13 Feb., 215. The bicephalous calf … of the showman.

3