noun. Our primordial female ancestor. This term is preferable to "cavewoman" or "dino-ho."
Related term: neanderthalette.
Real citation: "To the neanderthal the neanderthaless is beautiful."
(apostate, Nov. 13, 2001, groups.google.com/group/alt.fan.eddings/msg/3364520a81b49249?hl=en&)
Made-up citation: "Researchers at a local university have learned that neanderthalesses may have been hairy."