overturn

[ verb oh-ver-turn; noun oh-ver-turn ]
/ verb ˌoʊ vərˈtɜrn; noun ˈoʊ vərˌtɜrn /

verb (used with object)

to destroy the power of; overthrow; defeat; vanquish.
to turn over on its side, face, or back; upset: to overturn a vase.

verb (used without object)

to turn on its side, face, or back; capsize: The boat overturned during the storm.

noun

the act of overturning.
the state of being overturned.

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Origin of overturn

Middle English word dating back to 1175–1225; see origin at over-, turn

OTHER WORDS FROM overturn

o·ver·turn·a·ble, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for overturn

British Dictionary definitions for overturn

overturn

verb (ˌəʊvəˈtɜːn)

to turn or cause to turn from an upright or normal position
(tr) to overthrow or destroy
(tr) to invalidate; reversethe bill was passed in the Commons but overturned in the Lords

noun (ˈəʊvəˌtɜːn)

the act of overturning or the state of being overturned
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