rotation
pronunciation
How to pronounce rotation in British English:
UK [rəʊˈteɪʃn]
How to pronounce rotation in American English:
US [roʊˈteɪʃn]
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- Noun:
- the act of rotating as if on an axis
- (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin
- a single complete turn (axial or orbital)
- a planned recurrent sequence (of crops or personnel etc.)
Word Origin
- rotation (n.)
- 1550s, from Latin rotationem (nominative rotatio) "a turning about in a circle," noun of action from past participle stem of rotare "turn round, revolve, whirl about, roll," from PIE *ret- "to run, roll" (see rotary).
Example
- 1. Cloud rotation is usually quite weak .
- 2. Rotation was always slow and sloppy .
- 3. Make sure that trackball rotation is active in your camera advanced opengl menu .
- 4. So , as the earth orbits , its axis of rotation stays constant .
- 5. But irregularities in the rotation of the earth made that unreliable .