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See more synonyms for built-up on Thesaurus.com
  1. built by the fastening together of several parts or enlarged by the addition of layers: This shoe has a built-up heel.
  2. (of an area) filled in with houses, as an urban region.
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Origin of built-up

First recorded in 1820–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for built-up

Historical Examples

  • The construction of hulls on the built-up principle will be described first.

    Boys' Book of Model Boats

    Raymond Francis Yates

  • Aren't there any dungeons or built-up skeletons or secret hiding-places?

  • Why, it must be a temple,” I said, “and that built-up place was the altar.


    George Manville Fenn

  • What rules should be observed in designing a built-up or carved design?

    Industrial Arts Design

    William H. Varnum

  • Arms or Branches.Width of nib at start, and built-up at free end.

British Dictionary definitions for built-up


  1. having many buildings (esp in the phrase built-up area)
  2. denoting a beam, girder, or stanchion constructed of sections welded, riveted, or bolted together, etc
  3. increased by the addition of partsbuilt-up heels
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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