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1. A military fortification constructed of sturdy material, such as concrete, and designed with ports for defensive firing or observation.
2. A heavily reinforced building used for launch operations of missiles and space launch vehicles.
3. A fort made of squared timbers with a projecting upper story.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Fortifications) (formerly) a wooden fortification with ports or loopholes for defensive fire, observation, etc
2. (Fortifications) a concrete structure strengthened to give protection against enemy fire, with apertures to allow defensive gunfire
3. (Architecture) a building constructed of logs or squared timber
4. (Astronautics) a reinforced concrete building close to a rocket-launching site for protecting personnel and equipment during launching
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014



n., pl. -hous•es (ˌhaʊ zɪz)
1. a building of hewn timbers, usu. with a projecting upper story, having loopholes for musketry: formerly used as a fort.
2. a defensive military structure, as of concrete, used for observation and directing gunfire.
3. a concrete structure for housing and protecting personnel and controls during rocket launchings.
[1505–15; < Middle Dutch blochuus]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.blockhouse - a stronghold that is reinforced for protection from enemy fireblockhouse - a stronghold that is reinforced for protection from enemy fire; with apertures for defensive fire
stronghold, fastness - a strongly fortified defensive structure
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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[ˈblɒkhaʊs] N (blockhouses (pl)) [ˈblɒkhaʊzɪz]blocao m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
References in periodicals archive ?
Rambuss cites a passage from Day's English Secretorie, whose elusive and fraught syntax betrays the concerns about the master-secretary relationship: Much is the felicity that the Master or Lord receaueth euermore of such a seruant, in the charie affection and regard of whome affying himselfe assuredly, hee findeth he is not alone a commaunder of his outward actions, but the disposer of his very thoughtes, yea hee is the Soueraigne of all his desires, in whose bosome hee holdeth the respose of his safety to be far more precious, then either estate, lining, or aduauncement, whereof men earthly minded are for the most part desirous.
The author of A Pil mentioned 'Herringcobs inventions' and 'Lenton relictes' and wrote 'because she thought that a red Hearring was not a dish daintie enough to feast so royall a guest as a Commaunder'.