open sentence


Definition of open sentence

: a statement (as in mathematics) that contains at least one blank or unknown and that becomes true or false when the blank is filled or a quantity is substituted for the unknown

Examples of open sentence in a Sentence

Recent Examples on the Web Firstly, that opening sentence caught a lot of people’s attention. Graeme Mcmillan, WIRED, "While You Were Offline: Man, Twitter Loves a Good Civil War Meme, Huh?," 8 July 2018 Rossetti said the plea deal was altered to involve an open sentence by the judge upon the guilty plea, but officials said Sherman, a Fox Lake resident, could not be sentenced to more than five years under the current charges against her. Jim Newton, Lake County News-Sun, "Plea deal decision expected in alleged cellphone robbery death," 7 Sep. 2017

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

First Known Use of open sentence

1937, in the meaning defined above

Keep scrolling for more

Learn More about open sentence

Time Traveler for open sentence

Time Traveler

The first known use of open sentence was in 1937

See more words from the same year

Statistics for open sentence

Cite this Entry

“Open sentence.” Dictionary, Merriam-Webster, Accessed 25 Oct. 2020.

More from Merriam-Webster on open sentence Encyclopedia article about open sentence

Comments on open sentence

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


Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?

Syn City

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!