exobiology

== English == === Etymology === From exo- +‎ biology, coined by American molecular biologist Joshua Lederberg. === Pronunciation === === Noun === exobiology (usually uncountable, plural exobiologies) (biology, science fiction) The branch of biology dealing with lifeforms originating from a different planet. Synonym: xenobiology Hypernym: astrobiology ==== Translations ==== === References === === Further reading === astrobiology on Wikipedia.Wikipedia