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Synonyms

ungrammatical

American  
[uhn-gruh-mat-i-kuhl] / ˌʌn grəˈmæt ɪ kəl /

adjective

  1. grammatically incorrect or awkward; not conforming to the rules or principles of grammar or accepted usage.

    an ungrammatical sentence.


ungrammatical British  
/ ˌʌnɡrəˈmætɪkəl /

adjective

  1. (of a sentence) not regarded as correct by native speakers of the language

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of ungrammatical

First recorded in 1645–55; un- 1 + grammatical

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Nor does it explain how his social media presence, which was always ungrammatical and silly, has become even more unhinged and incoherent.

From Salon Sep. 27, 2023

And in general, the A.I. bots were useful for sharpening prose and cleaning up clunky, ungrammatical sentences.

From New York Times Feb. 1, 2023

Like most writers, I can be a stickler about language, but anyone who hangs out with me for long enough will learn that I favor a certain ungrammatical turn of phrase: “true fact.”

From The New Yorker Dec. 19, 2018

Is it possible that the slogan’s ungrammatical inelegance is part of that rebuke?

From Slate May 7, 2018

Is it based on a misdiagnosis of a legitimate problem, such as declaring that a construction which is sometimes ambiguous is always ungrammatical?

From "The Sense of Style" by Steven Pinker

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