Spatangoidea :: Spatangoidea (n. pl.) An order of irregular sea urchins, usually having a more or less heart-shaped shell with four or five petal-like ambulacra above. The mouth is edentulous and situated anteriorly, on the under side..
Struthioidea :: Struthio (n.) A genus of birds including the African ostriches.
Subdeacon :: Subcylindric (a.) Imperfectly cylindrical; approximately cylindrical.
Subdeaconry :: Subdeacon (n.) One belonging to an order in the Roman Catholic Church, next interior to the order of deacons; also, a member of a minor order in the Greek Church..
Toadeater :: Toadeater (n.) A fawning, obsequious parasite; a mean sycophant; a flatterer; a toady..
Trematodea :: Trematodea (n. pl.) An extensive order of parasitic worms. They are found in the internal cavities of animals belonging to all classes. Many species are found, also, on the gills and skin of fishes. A few species are parasitic on man, and some, of which the fluke is the most important, are injurious parasites of domestic animals. The trematodes usually have a flattened body covered with a chitinous skin, and are furnished with two or more suckers for adhesion. Most of the species are hermaphrodi
Trionychoidea :: Trionychoidea (n. pl.) A division of chelonians which comprises Trionyx and allied genera; -- called also Trionychoides, and Trionychina..
Undeadly :: Undeadly (a.) Not subject to death; immortal.
Undeaf :: Undeaf (v. t.) To free from deafness; to cause to hear.