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anticlockwise

American  
[an-ti-klok-wahyz] / ˌæn tɪˈklɒkˌwaɪz /

adjective

Chiefly British.
  1. counterclockwise.


anticlockwise British  
/ ˌæntɪˈklɒkˌwaɪz /

adverb

  1. US equivalent: counterclockwise.  in the opposite direction to the rotation of the hands of a clock

"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

Etymology

Origin of anticlockwise

First recorded in 1895–1900; anti- + clockwise

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Its behaviour is influenced by ion concentration, allowing the same turbine to spin either clockwise or anticlockwise, depending on the concentration of Na+ ions in the solution.

From Science Daily • Oct. 26, 2023

They can cause low pressure systems, where air rises and blows anticlockwise, forming clouds and precipitation.

From BBC • Sep. 26, 2023

“If the worm rapidly switches between winding clockwise and anticlockwise, you get untangling behavior.”

From Scientific American • Apr. 27, 2023

This occurred if the applied magnetic field was pointed north and then swept upwards or downwards, or directed down while pointing north and rotated anticlockwise.

From The Guardian • Mar. 18, 2019

Whirlwinds and wheels: clockwise or anticlockwise, depending on how you look at it.

From "The London Eye Mystery" by Siobhan Dowd