- having relatively little extent from one surface or side to the opposite; not thick: thin ice.
- of small cross section in comparison with the length; slender: a thin wire.
- having little flesh; spare; lean: a thin man.
- composed of or containing objects, particles, etc., widely separated; sparse: thin vegetation.
- scant; not abundant or plentiful.
- of relatively slight consistency or viscosity: thin soup.
- rarefied, as air.
- without solidity or substance; flimsy: a very thin plot for such a long book.
- lacking fullness or volume; weak and shrill: a thin voice.
- without force or a sincere effort: a thin smile.
- lacking body, richness, or strength: a thin wine.
- lacking in chroma; of light tint.
- Photography. (of a developed negative) lacking in density or contrast through underdevelopment or underexposure.
- in a thin manner.
- sparsely; not densely.
- so as to produce something thin: Slice the ham thin.
- to make thin or thinner (often followed by down, out, etc.).
- to become thin or thinner; become reduced or diminished (often followed by down, out, off, etc.): The crowd is thinning out.
Origin of thin
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for self-thinning
By the time lodge-poles are sixty years of age their self-thinning has made openings in their crowded ranks.The Rocky Mountain Wonderland
Enos A. Mills
- of relatively small extent from one side or surface to the other; fine or narrow
- slim or lean
- sparsely placed; meagrethin hair
- of relatively low density or viscositya thin liquid
- weak; poor; insufficienta thin disguise
- (of a photographic negative) having low density, usually insufficient to produce a satisfactory positive
- mountaineering a climb or pitch on which the holds are few and small
- thin on the ground few in number; scarce
- in order to produce something thinto cut bread thin
- to make or become thin or sparse
Word Origin and History for self-thinning
Old English þynne "narrow, lean, scanty," from Proto-Germanic *thunnuz, *thunw- (cf. West Frisian ten, Middle Low German dunne, Dutch dun, Old High German dunni, German dünn, Old Norse þunnr), from PIE *tnus-, *tnwi-, from weak grade of root *ten- "stretch" (cf. Latin tenuis "thin, slender;" see tenet).
These our actors ... were all Spirits, and Are melted into Ayre, into thin Ayre. [Shakespeare, "The Tempest," IV.i.150, 1610]
Thin-skinned is attested from 1590s; the figurative sense of "touchy" is from 1670s.
Old English þynnian "to make thin" (cf. German dünnen, Dutch dunnen), from thin (adj.). Intransitive sense of "to become less numerous" is attested from 1743; that of "to become thinner" is recorded from 1804. Related: Thinned; thinning.