Definition of postfix in English:


Syllabification: post·fix
Pronunciation: /pōstˈfiks


  • 1 [with object] Biology Treat (a biological substance or specimen) with a second fixative.
    More example sentences
    • A portion of this specimen was postfixed in B - 5 fixative.
    • Cells were postfixed in 1% osmium tetroxide in 0.1 M cacodylate buffer for 50 min.
    • In some cases the cells were postfixed for 90 min in a solution of 1% osmium tetroxide in PBS.
  • 2 Linguistics , • rare Append as a suffix.


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  • A suffix.

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