extra-

前缀
中文释义

英文释义

前缀
  1. Outside of, beyond. morpheme
    — extramarital: outside of marriage

词汇关系

反义词
intra- inter-

词源

Etymology tree
Proto-Indo-European *h₁éǵʰ
Proto-Indo-European *-s
Proto-Indo-European *h₁éǵʰs
Proto-Indo-European *-teros
Proto-Indo-European *h₁eǵʰsteros
Proto-Italic *eksteros
Latin exter
Latin extrā
English extra-
From Latin extra (“outside, except, beyond”, adverb and preposition), from exter (“being on the outside”).
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