al·​pha·​nu·​mer·​ic | \ ˌal-fə-nu̇-ˈmer-ik How to pronounce alphanumeric (audio) , -nyu̇- \
variants: or less commonly alphanumerical \ ˌal-​fə-​n(y)u̇-​ˈmer-​i-​kəl How to pronounce alphanumeric (audio) \

Definition of alphanumeric

1 : consisting of both letters and numbers and often other symbols (such as punctuation marks and mathematical symbols) an alphanumeric code also : being a character in an alphanumeric system
2 : capable of using or displaying alphanumeric characters

Other Words from alphanumeric

alphanumerically \ ˌal-​fə-​n(y)u̇-​ˈmer-​i-​k(ə-​)lē How to pronounce alphanumeric (audio) \ adverb
alphanumerics \ ˌal-​fə-​n(y)u̇-​ˈmer-​iks How to pronounce alphanumeric (audio) \ plural noun

Did you know?

Alphanumeric passwords are much harder for a hacker to crack than plain alphabetic passwords, since the number of possible combinations is so much greater. License plates usually contain both letters and numbers, since, for a big state or country, the plate wouldn't be large enough to fit enough numbers for everyone. In computing, the standard alphanumeric codes, such as ASCII, may contain not only ordinary letters and numerals but also punctuation marks and math symbols.

Examples of alphanumeric in a Sentence

Recent Examples on the Web Lately however, the post-Omicron news landscape is turning into alphanumeric soup again. Sarah Zhang, The Atlantic, 14 Apr. 2022 For example, each Louis Vuitton bag made since 1982 bears an alphanumeric code that can help authenticate a piece. Alesandra Dubin, Glamour, 5 Apr. 2022 In this case, members of the group wore masks with the number 131, which for members of the Nationalist Social Club is alphanumeric code for ACA, or Anti Communist Action., 22 Mar. 2022 According to the Anti-Defamation League, the group’s name comes from an alphanumeric code for ACA, or Anti Communist Action. Washington Post, 23 Feb. 2022 Bearing witness to group dynamics revealing themselves in alphanumeric characters was also hard for Kira von Eichel, a writer in Brooklyn. New York Times, 29 Jan. 2022 The legends on the alphanumeric keys are sharp and even without being overly thin. Scharon Harding, Ars Technica, 29 Jan. 2022 Since the average bar code can only hold 20 or so alphanumeric characters, the factory was using multiple bar codes to track parts through a complex system of inventory and shipment — requiring multiple scans at every stop in the supply chain. Los Angeles Times, 22 Jan. 2022 After scheduling and paying for tests, the provider is supposed to generate an alphanumeric reference that must be indicated in the passenger locator form. Anne Quito, Quartz, 18 Oct. 2021 See More

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

First Known Use of alphanumeric

1950, in the meaning defined at sense 1

History and Etymology for alphanumeric

alphabetic + numeric, numerical

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The first known use of alphanumeric was in 1950

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Alpha Ophiuchi

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Last Updated

26 Apr 2022

Cite this Entry

“Alphanumeric.” Dictionary, Merriam-Webster, Accessed 17 May. 2022.

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Nglish: Translation of alphanumeric for Spanish Speakers


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