xenopaleontology
noun
Graduate
1
The study of past extraterrestrial life forms.
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X-bar-theoreticX-inactivationX-irradiationsXalapa-Enríquezxanthelasmoideaxanthinoxidasexanthinoxidasesxanthoastrocytomaxanthoastrocytomasxanthochromaticxanthochromismxanthochromisticxanthocobalticxanthocreatininxanthocreatininexanthocyanopiaxanthocyanopsiaxanthogenamidexanthogenamidesxanthogranulomaxanthogranulomasxanthogranulomataxanthogranulomatousxanthokreatinin