tubulodermoid

tu·bu·lo·der·moid

(tū'byū-lō-der'moyd),
A dermoid cyst arising from a persistent embryonal tubular structure.

tubulodermoid

(tū″bū-lō-dĕr′moyd) [″ + Gr. derma, skin, + eidos, form, shape]
A dermoid tumor caused by the persistent embryonic tubular structure.