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See also: Affix


Affixes. Italo-Greek Vase in the Campana Collection (Louvres Museum)


Borrowed from Latin affixus, perfect passive participle of affigere (from ad- + figere), equivalent to ad- +‎ fix.


  • (noun) IPA(key): /'æ.f?ks/
    • (file)
  • (verb) IPA(key): /?.'f?ks/
  • Rhymes: -?ks


affix (plural affixes)

  1. That which is affixed; an appendage.
    Synonyms: addition, supplement; see also Thesaurus:adjunct
  2. (linguistic morphology) A bound morpheme added to the word's stem's end.
    Synonyms: suffix, postfix
  3. (linguistic morphology, broadly) A bound morpheme added to a word's stem; a prefix, suffix, etc.
    Antonym: nonaffix
    Hyponyms: prefix, suffix, infix, circumfix, suprafix
  4. (mathematics) The complex number associated with the point in the Gauss plane with coordinates .
  5. (decorative art) Any small feature, as a figure, a flower, or the like, added for ornament to a vessel or other utensil, to an architectural feature.

Coordinate terms


The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout § Translations.


affix (third-person singular simple present affixes, present participle affixing, simple past and past participle affixed)

  1. (transitive) To attach.
    Synonyms: join, put together, unite; see also Thesaurus:join
    • 1691, John Ray, The wisdom of God manifested in the works of the creation
      Should they [caterpillars] affix them to the leaves of a plant improper for their food [...]
    to affix a stigma to a person
    to affix ridicule or blame to somebody
  2. (transitive) To subjoin, annex, or add at the close or end; to append to.
    to affix a syllable to a word
    to affix a seal to an instrument
    to affix one's name to a writing
  3. (transitive) To fix or fasten figuratively; with on or upon.
    eyes affixed upon the ground
    • 1596, Edmund Spenser, An Hymn of Heavenly Beauty
      Look thou no further, but affix thine eye/On that bright, shiny, round, still moving mass,/The house of blessed gods, which men call sky,/All sow'd with glist'ring stars more thick than grass...


Further reading



Ultimately from Latin affixum. This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.


  • IPA(key): /'?.f?ks/
  • (file)
  • Hyphenation: af?fix


affix n (plural affixen, diminutive affixje n)

  1. Affix (linguistics and mathematics)



affix n

  1. an affix


Declension of affix 
Singular Plural
Indefinite Definite Indefinite Definite
Nominative affix affixet affix affixen
Genitive affix affixets affix affixens

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