[roh-teyt or, esp. British, roh-teyt]
- to cause to turn around an axis or center point; revolve.
- to cause to go through a cycle of changes; cause to pass or follow in a fixed routine of succession: to rotate farm crops.
- to replace (a person, troops, etc.) by another or others, usually according to a schedule or plan.
- to turn around on or as if on an axis.
- to proceed in a fixed routine of succession: The sentries rotated in keeping watch.
Origin of rotate1
1800–10; < Latin rotātus (past participle of rotāre to cause to spin, roll, move in a circle), equivalent to rot(a) wheel + -ātus -ate1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- to turn or cause to turn around an axis, line, or point; revolve or spin
- to follow or cause to follow a set order or sequence
- (of a position, presidency, etc) to pass in turn from one eligible party to each of the other eligible parties
- (of staff) to replace or be replaced in turn
- botany designating a corolla the united petals of which radiate from a central point like the spokes of a wheel
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
Word Origin and History for rotatably
1794, intransitive, back-formation from rotation. Transitive sense from 1823. Related: Rotated; rotating. Rotator "muscle which allows a part to be moved circularly" is recorded from 1670s.
Online Etymology Dictionary, © 2010 Douglas Harper