af·​fix | \ ə-ˈfiks How to pronounce affix (audio) , a- \
affixed; affixing; affixes

Definition of affix

 (Entry 1 of 2)

transitive verb

1 : to attach physically affix a stamp to a letter
2 : to attach in any way : add, append affix a signature to a document
3 : impress affixed my seal


af·​fix | \ ˈa-ˌfiks How to pronounce affix (audio) \

Definition of affix (Entry 2 of 2)

1 grammar : one or more sounds or letters occurring as a bound form attached to the beginning or end of a word, base, or phrase or inserted within a word or base and serving to produce a derivative word or an inflectional form The affix in the word "attendance" is "-ance."

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Other Words from affix


affixable \ ə-​ˈfik-​sə-​bəl How to pronounce affixable (audio) , a-​ \ adjective
affixation \ ˌa-​ˌfik-​ˈsā-​shən How to pronounce affixation (audio) \ noun
affixment \ ə-​ˈfik-​smənt How to pronounce affixment (audio) , a-​ \ noun


affixal \ ˈa-​ˌfik-​səl How to pronounce affixal (audio) \ or affixial \ a-​ˈfik-​sē-​əl How to pronounce affixial (audio) \ adjective

Synonyms & Antonyms for affix

Synonyms: Verb

Antonyms: Verb

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Choose the Right Synonym for affix


fasten, fix, attach, affix mean to make something stay firmly in place. fasten implies an action such as tying, buttoning, nailing, locking, or otherwise securing. fasten the reins to a post fix usually implies a driving in, implanting, or embedding. fixed the stake in the ground attach suggests a connecting or uniting by a bond, link, or tie in order to keep things together. attach the W-2 form here affix implies an imposing of one thing on another by gluing, impressing, or nailing. affix your address label here

Examples of affix in a Sentence

Verb affix a first-class stamp to the envelope
Recent Examples on the Web: Verb Beth Am Synagogue Rabbi Daniel Burg, at center with guitar, surrounded by congregants and guests, watches Mark Joseph, upper right, affix the mezuzah, a sign of faith and welcome, outside the entrance to the Reservoir Hill synagogue. Chris Kaltenbach,, "After staying while other congregations fled to Baltimore ’burbs, Beth Am synagogue celebrates $5.5M overhaul," 17 Nov. 2019 Leaving home with a tag affixed is embarrassing enough without also taxing a friend with not knowing that the item — in this case, the stitch — was meant to be removed. Judith Martin, Washington Post, "Miss Manners: If ‘X’ marks the spot, tell a friend," 14 Nov. 2019 But starting this weekend, 24 murals, each created by a foster child paired with a professional artist, will be affixed to the outside of the MLR Burnside Rocket building at 1111 E. Burnside St. oregonlive, "New mural on E. Burnside to spotlight foster children’s collaboration with Portland artists," 8 Nov. 2019 For the less handy, there’s a simple printout that protestors can cut around and affix to their faces. Adam Rasmi, Quartz, "Your “V for Vendetta” protest mask was likely made in authoritarian China," 30 Oct. 2019 By affixing the hashtag to the word Saints, though, caused the fleur de lis symbol associated with the NFL team to pop up, alerting Saints and NFL fans to the Pope’s seeming support for the team. Melissa Locker, Time, "Divine Intervention? Pope Francis May Have Accidentally Blessed the New Orleans Saints With a Victory Thanks to This Accidental Tweet," 14 Oct. 2019 Before hitting Instagram Stories to share her experience, Zendaya posed with her ice packs firmly affixed to her head. Andrea Wurzburger,, "Taylor Swift's Banana Breakdown, Jennifer Garner's Hamilton Review and More Hilarious Videos of Celebs After Surgery," 8 Oct. 2019 There also were 31 stone faces or medallions, weighing about 250 pounds each, affixed above the second-floor windows around the outside of the building. Dawn Mitchell, Indianapolis Star, "The English Hotel and Opera House was the grand lady of Monument Circle," 14 Aug. 2019 Created by Deerfield High School senior Maddi Turner and 2019 Deerfield graduate Kath Fillman, the murals were affixed to the building in early October as winners of a contest sponsored by the village’s fine arts commission. Steve Sadin,, "Winning student murals grace downtown Deerfield building," 28 Oct. 2019 Recent Examples on the Web: Noun The contraption itself, which looks like an infant bouncer, affixes to the bulkhead. Sarah Firshein, Condé Nast Traveler, "How to Survive a Red-Eye Flight With a Baby," 13 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'affix.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of affix


14th century, in the meaning defined at sense 1


1600, in the meaning defined at sense 1

History and Etymology for affix


borrowed from Latin affīxus, past participle of affīgere "to fasten (to), attach," from ad- ad- + fīgere "to drive in, insert" — more at fix entry 1


borrowed from Middle French affixe "notice, placard, element added to the base or stem of a word (originally in Hebrew grammar)," borrowed from Latin affīxus, past participle of affīgere "to fasten (to), attach" — more at affix entry 1

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Time Traveler for affix

Time Traveler

The first known use of affix was in the 14th century

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Statistics for affix

Last Updated

28 Nov 2019

Cite this Entry

“Affix.” The Dictionary, Merriam-Webster Inc., Accessed 7 December 2019.

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More Definitions for affix


How to pronounce affix (audio)

English Language Learners Definition of affix

 (Entry 1 of 2)

formal : to attach (something) to something else


How to pronounce affix (audio)

English Language Learners Definition of affix (Entry 2 of 2)

grammar : a letter or group of letters added to the beginning or end of a word to change its meaning : a prefix or suffix


af·​fix | \ ə-ˈfiks How to pronounce affix (audio) \
affixed; affixing

Kids Definition of affix

 (Entry 1 of 2)

1 : to attach firmly Affix the stamp to the envelope.
2 : to add to something else He affixed his signature to the letter.


af·​fix | \ ˈa-ˌfiks How to pronounce affix (audio) \

Kids Definition of affix (Entry 2 of 2)

: a letter or group of letters (as a prefix or suffix) that comes at the beginning or end of a word and has a meaning of its own
af·​fix | \ ə-ˈfiks, a- How to pronounce affix (audio) \

Legal Definition of affix

1 : to attach physically
2 : to attach or add in any way affix a signature to a document
3 : to make by or as if by pressure affix my seal

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More from Merriam-Webster on affix

Thesaurus: All synonyms and antonyms for affix

Rhyming Dictionary: Words that rhyme with affix

Spanish Central: Translation of affix

Nglish: Translation of affix for Spanish Speakers

Britannica English: Translation of affix for Arabic Speakers Encyclopedia article about affix

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