hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense
something resembling the tooth of an animal
toothlike structure in invertebrates found in the mouth or alimentary canal or on a shell
(botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
the place where something begins, where it springs into being
a number that, when multiplied by itself some number of times, equals a given number
