terat-


Also found in: Medical.

terato-

or terat-
pref.
1. Congenital malformation: teratogenic.
2. Malignancy: teratoma.

[Greek, from teras, terat-, portent, monster; see kwer- in Indo-European roots.]

terat-

or

terato-

combining form
(Medicine) indicating a monster or something abnormal: teratism; teratoid.
[from Greek terat-, teras monster, prodigy]