English Explanatory Dictionary

exo-

English dictionary entry

Meanings

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

Pronunciation

/ɛksoʊ-/ /ɛksəʊ-/

Word forms

exo-

Etymology

Etymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁eǵʰs Proto-Hellenic *eks Ancient Greek ἐκ (ek) Ancient Greek ἔξω (éxō)der. English exo- From Ancient Greek ἔξω (éxō, “outer; external”).

Synonyms

out- ex- ecto-

Antonyms

in- intra- en- em- im- end- endo- ento-

Related words

ecto- end- endo- ex- extra-

Derived words

exosemantic
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