Origin of thin

before 900; (adj. and adv.) Middle English thyn(ne), Old English thynne; cognate with Dutch dun, German dünn, Old Norse thunnr; (v.) Middle English thynnen, Old English thynnian, derivative of the adj.; compare Middle Dutch dunnen, Old Norse thynna; akin to Old Irish tana, Latin tenuis thin, Greek tany- long

SYNONYMS FOR thin

3 slim, slender, skinny, lank, scrawny. Thin, gaunt, lean, spare agree in referring to one having little flesh. Thin applies often to one in an unnaturally reduced state, as from sickness, overwork, lack of food, or the like: a thin, dirty little waif. Gaunt suggests the angularity of bones prominently displayed in a thin face and body: to look ill and gaunt. Lean usually applies to a person or animal that is naturally thin: looking lean but healthy after an outdoor vacation. Spare implies a muscular leanness with no diminution of vitality: Lincoln was spare in body.
5 meager.
8 weak.

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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.

British Dictionary definitions for self-thinning

thin

/ (θɪn) /

adjective thinner or thinnest


adverb

in order to produce something thinto cut bread thin

verb thins, thinning or thinned

to make or become thin or sparse

Derived Forms

thinly, adverbthinness, noun

Word Origin for thin

Old English thynne; related to Old Frisian thenne, Old Saxon, Old High German thunni, Old Norse thunnr, Latin tenuis thin, Greek teinein to stretch
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

Idioms and Phrases with self-thinning

thin

In addition to the idioms beginning with thin

  • thin as a rail
  • thin edge of the wedge
  • thing or two
  • things are looking up
  • thin on top

also see:

  • into thin air
  • on thin ice
  • spread oneself too thin
  • through thick and thin
  • wear thin

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.