low·​er·​case | \ ˌlō-ər-ˈkās How to pronounce lowercase (audio) \

Definition of lowercase

 (Entry 1 of 3)

of a letter
: having as its typical form a f g or b n i rather than A F G or B N I


lowercased; lowercasing

Definition of lowercase (Entry 2 of 3)

transitive verb

: to print or set in lowercase letters

lower case


Definition of lower case (Entry 3 of 3)

: a type case containing lowercase letters and usually figures, punctuation marks, spaces, and quads (see quad entry 2) — compare upper case

Other Words from lowercase


lowercase noun

Examples of lowercase in a Sentence

Recent Examples on the Web: Adjective While plus signs and all-lowercase names were printed on what seemed like every restaurant’s window, there were also other trends brewing. Maggie Hennessy, Bon Appétit, 7 Apr. 2022 The accountants group tells us that AICPA is generally used for tax issues that are U.S.-specific, and Association (which would be lowercase in our style) for more-global issues/priorities. WSJ, 17 Jan. 2022 It's also supposed to be lowercase, not uppercase, according to the Associated Press stylebook. Doyle Rice, USA TODAY, 7 Mar. 2022 Use complex passwords: A complex password is one that contains at least 12 characters and a varied combination of upper and lowercase letters, numbers, and symbols. Jacob Siegal, BGR, 18 Nov. 2021 In truth, though, law is proliferative and lowercase, and too much of it, as former prosecutor William Stuntz writes, amounts to no law at all. Michelle Kuo, The New York Review of Books, 5 Nov. 2020 Industry standards call for passwords that are at least 16 characters in length with a random selection of upper and lowercase letters, numerals and special characters. Ashley Rose, Forbes, 14 June 2021 Generally lowercase: a, an, and, as, at, but, by, for, if, in, nor, of, off, on, or, out, the, to, via and yet. WSJ, 13 May 2021 Also, when using a more-preferred shorthand, the Dow industrials, note that industrials is lowercase. WSJ, 13 May 2021 Recent Examples on the Web: Verb Make sure your employees’ passwords follow best security practices, such as containing 10 characters or more, uppercase and lowercase letters and at least one number and special character. Akram Atallah, Forbes, 25 Mar. 2022 The device is not quite a prototype yet, and the alphabet that the computer could interpret was limited to lowercase letters and a few punctuation marks. Theresa Machemer, Smithsonian Magazine, 14 May 2021 Meanwhile, according to the checker, a 12-character string, with uppercase and lowercase letters, symbols and numbers, could take an attacker just three years to crack. Nicole Nguyen, WSJ, 7 Mar. 2021 The text of the proposal is littered with random capitalization, because some things are too important to lowercase. Lizzie Johnson, SFChronicle.com, 13 July 2018 See More

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

First Known Use of lowercase


1683, in the meaning defined above


1895, in the meaning defined above


1683, in the meaning defined above

History and Etymology for lowercase


from the compositor's practice of keeping such types in the lower of a pair of type cases

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Time Traveler for lowercase

Time Traveler

The first known use of lowercase was in 1683

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Dictionary Entries Near lowercase

Lower Canada


lower case

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Statistics for lowercase

Cite this Entry

“Lowercase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lowercase. Accessed 29 Jun. 2022.

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More Definitions for lowercase


low·​er·​case | \ ˌlō-ər-ˈkās How to pronounce lowercase (audio) \

Kids Definition of lowercase

: having the form a, b, c, rather than A, B, C

Other Words from lowercase

lowercase noun The letters are written in lowercase.

More from Merriam-Webster on lowercase

Nglish: Translation of lowercase for Spanish Speakers


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