Theaetetus (English, name)
expansion: Theaetetus
Senses:
glosses: A classical Greek mathematician credited with proving that there are precisely five regular convex polyhedra.
glosses: A later middle dialogue of Plato concerning epistemology.
glosses: A lunar impact crater 2.8 kilometres in depth and 25 kilometres in diameter, located southeast of the crater Cassini, near the eastern edge of Mare Imbrium.
Forms: