exo-

From Ancient Greek ἔξω (éxō, “outer; external”).

• (General American) IPA^(key): /ɛksoʊ-/

exo-

1. outside; external
   1. (astronomy) extrasolar; beyond the Solar System (our solar system)

      ‎exo- + ‎planet → ‎exoplanet

      ‎exo- + ‎biology → ‎exobiology

• (outside): out-, ex-, ecto-

• (antonym(s) of “outside”): in-, intra-, en-/em-/im-, end-/endo-/ento-

• exosemantic

• ecto-
• end- / endo-
• ex-
• extra-

Borrowed from Ancient Greek ἔξω (éxō, “outer; external”).

exo-

1. exo-

   Antonym: endo-

• Catalan terms prefixed with exo-

• meso-

Derived from Ancient Greek ἔξω (éxō, “outer, external”).

• IPA^(key): [ɛɡzo ]

exo-

1. exo-

   Antonym: endo-

• “exo-”, in Slovník spisovného jazyka českého (in Czech), 1960–1971, 1989
• exo- in Slovník afixů užívaných v češtině, 2017

From Ancient Greek ἔξω (éxō, “outer; external”).

exo-

1. exo-

   Antonym: endo-

• French terms prefixed with exo-

From Ancient Greek ἔξω (éxō, “outer; external”).

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exo-

1. exo-

   Antonym: endo-

• German terms prefixed with exo-

Borrowed from Ancient Greek ἔξω (éxō, “outer; external”).

exo-

1. exo-

   Antonym: endo-

• Portuguese terms prefixed with exo-

exo-

1. exo-

• “exo-”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), 23rd edition, Royal Spanish Academy, 2014 October 16