a. [f. (in sense 1) CERE, or (in sense 2) L. cēr-a + -AL.]
1. Pertaining to the CERE of a birds bill.
1874. Coues, Birds N.-W., 605. Ceral longer than the ungual portion of the bill.
2. Relating to wax.
1883. S. Wainwright, Sci. Sophisms, ix. 181. Had Mr. Darwin lived two thousand years ago, his ceral experiments might have furnished a target for the shafts of Aristophanes.