ceasmic teratosis

ce·as·mic ter·a·to·sis

a teratosis in which there is a failure of the lateral halves of a part to unite, as in cleft palate.

ce·as·mic ter·a·to·sis

(sē-azmik teră-tōsis)
Teratosis with failure of lateral halves of a part to unite, as in cleft palate.