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Definition of thin

thin

/θɪn/
thin

Adverb:thinly
•
Past Simple:thinned
•
Past Participle:thinned
•
Present Participle:thinning
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thin Lexical Profile

thin Game Scores & Validity

• adjective

1

Having a relatively small distance between opposite surfaces or sides; not thick.

Example

"She sliced the crusty bread into thin pieces for the sandwiches."


2

Having little bodily flesh or fat; lean or slender in build.

Example

"After weeks of recovering from the illness, the patient looked noticeably pale and thin."


3

Flowing freely and having a low viscosity; watery or diluted (of a liquid or mixture).

Example

"If the gravy is too thin, you can simmer it longer or whisk in a spoonful of cornstarch."


4

Not dense, closely packed, or abundant; sparse or scant.

Example

"At high altitudes, the mountain air becomes thin and difficult to breathe."


5

Lacking substance, strength, or credibility; unconvincing or flimsy.

Example

"The defendant offered a very thin excuse for his absence on the night of the incident."

Synonyms
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Antonyms
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• verb

1

To make or become less dense, crowded, or numerous; to reduce the density of plants, hair, or a group.

Example

"The gardener decided to thin the carrot seedlings so the remaining roots would have enough room to grow."


2

To make a liquid or mixture less viscous or concentrated by adding another liquid.

Example

"You can thin the oil paint with a small amount of turpentine before applying the base coat."

Synonyms
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Antonyms
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• adverb

1

In a thin manner, layer, or slice; so as to be thin or sparse.

Example

"Roll the pastry dough out thin before lining the tart pan."

Synonyms
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Antonyms
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Word Nuance & Usage

When describing human body weight, 'thin' is relatively neutral, whereas 'slender' and 'slim' carry positive, graceful connotations, and 'skinny' or 'scrawny' often sound slightly critical or unhealthily underweight.

• Rhymes for thin

Word Origin & Etymology

From Old English 'þynne', of Proto-Germanic origin (*thunniz), ultimately derived from the Proto-Indo-European root *ten- meaning 'to stretch' (as stretched material becomes thin), which also gave rise to Latin 'tenuis' and English 'tender' and 'tense'.

Cite this Entry


Wordmom. (2026). Definition of Thin. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/thin
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