[ dem-uh-lish-uh n, dee-muh- ]
/ ˌdɛm əˈlɪʃ ən, ˌdi mə- /


an act or instance of demolishing.
the state of being demolished; destruction.
destruction or demolishment by explosives.
demolitions, explosives, especially as used in war.


of, relating to, or working with explosives: A demolition squad attempted to blow up the bridge before the enemy captured it.
of or relating to tearing down or demolishing: Demolition work had begun on the old building.

Origin of demolition

1540–50; < Latin dēmōlītiōn- (stem of dēmōlītiō), equivalent to dēmōlīt(us) (past participle of dēmōlīrī; see demolish) + -iōn- -ion

Related forms

dem·o·li·tion·ist, nounnon·dem·o·li·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for demolitionist


/ (ˌdɛməˈlɪʃən, ˌdiː-) /


the act of demolishing or state of being demolished
mainly military
  1. destruction by explosives
  2. (as modifier)a demolition charge

Derived Forms

demolitionist, noun, adjective
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