thinner Definition

thin
adj thinner, thinnest

1. Having a relatively short distance between opposite sides.
2. Having a relatively small diameter.

Example: thin string
3. Said of a line or handwriting, etc: narrow or fine.
4. Said of people or animals: not fat; lean.

Thesaurus: slim, slender, lanky, skinny, gaunt, lean, bony, wizened, starved; Antonym: fat, obese, heavy.
5. Said of liquids: containing very little solid matter.
6. Set far apart; sparse.

Example: thin hair
Thesaurus: insufficient, scarce, inadequate, sparse, slight, meagre, mere.
7. Having a very low oxygen content.

Example: thin air
8. Weak; lacking in body.

Example: thin blood
9. Not convincing or believable.

Example: a thin disguise
10. colloq
Difficult; uncomfortable; unpleasant.
Example: have a thin time of it

adverb

1. Thinly.

verb

tr & intr
thinned, thinning
1. To make or become thin, thinner, sparser or less dense.

Form: thin out (often)

Derivative: thinly
adverb

Derivative: thinness
noun

Idiom: thin on the ground

Rare; few in number.

Etymology: Anglo-Saxon thynne.

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thinner¹
noun

1. A liquid such as turpentine that is added to paint or varnish to dilute it.

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thinner²
thinnest thin