grammatical

adjective

gram·​mat·​i·​cal grə-ˈma-ti-kəl How to pronounce grammatical (audio)
Synonyms of grammaticalnext
1
: of or relating to grammar
2
: conforming to the rules of grammar
a grammatical sentence
grammaticality
grə-ˌma-tə-ˈka-lə-tē How to pronounce grammatical (audio)
noun
grammaticalness
grə-ˈma-ti-kəl-nəs How to pronounce grammatical (audio)
noun

Examples of grammatical in a Sentence

That sentence is not grammatical.

Word History

Etymology

see grammar

First Known Use

1530, in the meaning defined at sense 1

Time Traveler
The first known use of grammatical was in 1530

Phrases Containing grammatical

Rhymes for grammatical

See All Rhymes for grammatical

Browse Nearby Words

grammar school
grammatical
grammatical change
See all Nearby Words

Cite this Entry

“Grammatical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grammatical. Accessed 20 Apr. 2025.

Copy Citation

Share

Kids Definition

grammatical

adjective
gram·​mat·​i·​cal grə-ˈmat-i-kəl How to pronounce grammatical (audio)
1
: of or relating to grammar
2
: conforming to the rules of grammar
a grammatical sentence
grammaticality
-ˌmat-ə-ˈkal-ət-ē How to pronounce grammatical (audio)
noun
grammatically
-ˈmat-i-k(ə-)lē How to pronounce grammatical (audio)
adverb
grammaticalness
-kəl-nəs How to pronounce grammatical (audio)
noun

More from Merriam-Webster on grammatical

Thesaurus: All synonyms and antonyms for grammatical

Nglish: Translation of grammatical for Spanish Speakers

Love words? Need even more definitions?

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

Popular in Grammar & Usage

See More

The Difference Between 'i.e.' and 'e.g.'

'Affect' vs. 'Effect'

Words You Always Have to Look Up

Democracy or Republic: What's the difference?

Every Letter Is Silent, Sometimes: A-Z List of Examples
See More

Popular in Wordplay

See More

What do SCOTUS, POTUS, and FLOTUS mean?

8 Words with Fascinating Histories

8 Words for Lesser-Known Musical Instruments

Birds Say the Darndest Things

10 Words from Taylor Swift Songs (Merriam's Version)
See More

Popular

See More

The Difference Between 'i.e.' and 'e.g.'

What do SCOTUS, POTUS, and FLOTUS mean?

8 Words with Fascinating Histories
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A daily crossword with a twist
name that thing flower edition
Name That Flower Can you tell the difference between a lilac and a...
See All