spec·​i·​fi·​ca·​tion | \ˌspe-sə-fə-ˈkā-shən, ˌspes-fə-\

Definition of specification 

1 : the act or process of specifying

2a : a detailed precise presentation of something or of a plan or proposal for something usually used in plural

b : a statement of legal particulars (as of charges or of contract terms) also : a single item of such statement

c : a written description of an invention for which a patent is sought

Examples of specification in a Sentence

Recent Examples on the Web

Interstate Highway Construction, which won the $90-million contract to rebuild I-696 in Macomb County, agreed to replace a 2,500-foot stretch after MDOT inspectors said the concrete did not meet specifications, spokesman Jeff Cranson said. Paul Egan, Detroit Free Press, "I-696 crews pour 2,500 feet of fresh concrete, rip it all up," 19 June 2018 The field dimensions of Louisville Slugger Field, Louisville City's normal home venue, don't meet U.S. Open Cup specifications, forcing the club to search out alternate arenas in order to host matches for the national tournament. Danielle Lerner, The Courier-Journal, "LouCity is winning at Lynn Stadium - so why didn't this happen sooner?," 18 June 2018 White House advance teams planned the moment precisely to meet Trump's specifications that the episode appear monumental. Jeremy Diamond, Jeff Zeleny And Kevin Liptak, CNN, "Trump resets the world stage," 13 June 2018 Once the learning course is completed, students can receive their motorcycle license specification from the state Department of Motor Vehicles. Adriana Ramirez, Milwaukee Journal Sentinel, "Oconomowoc Harley-Davidson continues construction on in-house training course," 13 July 2018 Home-loan shoppers input their exact specifications, and the platform’s lender-matching technology will return a list of lenders who deal in that specific type of loan. Arnie Aurellano, USA TODAY, "Finding the best mortgage lender for a home loan is easier than you think," 4 June 2018 According to the specifications, the EcoSport holds a marginal lead over the Kona for cargo capacity, with 20.9 cubic feet and 19.2 cubic feet, respectively. Mark Takahashi, Edmunds, USA TODAY, "Edmunds compares subcompact crossover SUVs Hyundai Kona and Ford EcoSport," 29 June 2018 The reconstruction is necessary to bring the stadium up to minimum specifications to host the 2021 World Outdoor Championships, as scheduled. Ken Goe, OregonLive.com, "The NCAA awards the 2019 and 2020 Division I Outdoor Track & Field Championships to Texas," 19 Apr. 2018 India was revising the specifications to allow manufacturers such as Boeing Co. and United Aircraft Corp. to pitch their twin-engine combat aircraft in the deal, people familiar with the matter said in February. Anurag Kotoky, Bloomberg.com, "India Seeks $15 Billion Fighter Jets in World's Largest Deal," 6 Apr. 2018

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

See More

First Known Use of specification

1633, in the meaning defined at sense 1

Keep scrolling for more

Learn More about specification

Share specification

Statistics for specification

Last Updated

13 Nov 2018

Look-up Popularity

Time Traveler for specification

The first known use of specification was in 1633

See more words from the same year

Keep scrolling for more

More Definitions for specification



English Language Learners Definition of specification

: a detailed description of work to be done or materials to be used in a project : an instruction that says exactly how to do or make something


spec·​i·​fi·​ca·​tion | \ˌspe-sə-fə-ˈkā-shən \

Kids Definition of specification

1 : the act or process of mentioning exactly and clearly

2 : a single item exactly and clearly mentioned

3 : a description of work to be done or materials to be used often used in pl. building specifications


spec·​i·​fi·​ca·​tion | \ˌspe-sə-fə-ˈkā-shən \

Legal Definition of specification 

: a detailed precise presentation of something or of a plan or proposal for something: as

a : a written statement containing a description of particulars (as of charges or contract terms)

b : a written description of an invention or discovery for which a patent is sought that embodies the manner and process of making and using the invention or discovery and concludes with a claim of that aspect for which the applicant demands credit

c : a written description of construction work to be done forming part of the contract usually used in pl.

Keep scrolling for more

Comments on specification

What made you want to look up specification? Please tell us where you read or heard it (including the quote, if possible).


a private place of worship

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
Spell It

Can you spell these 10 commonly misspelled words?

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!