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ungrammatical

[uhn-gruh-mat-i-kuh l] /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.
Origin
1645-1655
1645-55; un-1 + grammatical
Related forms
ungrammatically, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for un grammatical

ungrammatical

/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
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Word Origin and History for un grammatical

ungrammatical

adj.

1650s, from un- (1) "not" + grammatical. Related: Ungrammatically.

Online Etymology Dictionary, © 2010 Douglas Harper
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Difficulty index for ungrammatical

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Word Value for un

2
4
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