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buttress

[ buh-tris ]
/ ˈbʌ trɪs /
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noun
any external prop or support built to steady a structure by opposing its outward thrusts, especially a projecting support built into or against the outside of a masonry wall.
any prop or support.
a thing shaped like a buttress, as a tree trunk with a widening base.
a bony or horny protuberance, especially on a horse's hoof.
verb (used with object)
to support by a buttress; prop up.
to give encouragement or support to (a person, plan, etc.).
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Origin of buttress

1350–1400; Middle English butres ≪ Old French (arc) boterez thrusting (arch) nominative singular of boteret (accusative), equivalent to boter- abutment (perhaps <Germanic; see butt3) + -et-et

OTHER WORDS FROM buttress

but·tress·less, adjectivebut·tress·like, adjectivenon·but·tressed, adjectiveun·but·tressed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use buttress in a sentence

British Dictionary definitions for buttress

buttress
/ (ˈbʌtrɪs) /

noun
Also called: pier a construction, usually of brick or stone, built to support a wallSee also flying buttress
any support or prop
something shaped like a buttress, such as a projection from a mountainside
either of the two pointed rear parts of a horse's hoof
verb (tr)
to support (a wall) with a buttress
to support or sustain

Word Origin for buttress

C13: from Old French bouterez, short for ars bouterez thrusting arch, from bouter to thrust, butt ³
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
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