[ verb in-fiks, in-fiks; noun in-fiks ]
/ verb ɪnˈfɪks, ˈɪnˌfɪks; noun ˈɪnˌfɪks /

verb (used with object)

to fix, fasten, or drive in: He infixed the fatal spear.
to implant: to infix a habit.
to instill (a fact, idea, etc.) in the mind or memory; impress.
Grammar. to add as an infix.

verb (used without object)

Grammar. (of a linguistic form) to admit an infix.


Grammar. an affix that is inserted within the body of the element to which it is added, as Latin m in accumbō “I lie down,” as compared with accubuī “I lay down.”

Origin of infix

1495–1505; < Latin infīxus past participle of infīgere to fasten in. See in-2, fix


in·fix·ion [in-fik-shuhn] /ɪnˈfɪk ʃən/, nounun·in·fixed, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for infix

  • It is more than to infuse, it is to infix it in such a manner as that it never may wear out.

  • I have a friend who loves me as his life, and in whose breast I should infix a mortal sting if I ungratefully left him.

    Mathilda|Mary Wollstonecraft Shelley

British Dictionary definitions for infix


verb (ɪnˈfɪks, ˈɪnˌfɪks)

(tr) to fix firmly in
(tr) to instil or inculcate
grammar to insert (an affix) or (of an affix) to be inserted into the middle of a word

noun (ˈɪnˌfɪks)

grammar an affix inserted into the middle of a word

Derived forms of infix

infixation or infixion (ɪnˈfɪkʃən), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012