rotation

[ roh-tey-shuh n ]
/ roʊˈteɪ ʃən /

noun

Origin of rotation

1545–55; < Latin rotātiōn- (stem of rotātiō) a rotation, rolling, equivalent to rotāt(us) (see rotate1) + -iōn- -ion

OTHER WORDS FROM rotation

ro·ta·tion·al, adjective non·ro·ta·tion, noun non·ro·ta·tion·al, adjective un·ro·ta·tion·al, adjective

Example sentences from the Web for rotation

British Dictionary definitions for rotation

rotation
/ (rəʊˈteɪʃən) /

noun

the act of rotating; rotary motion
a regular cycle of events in a set order or sequence
a planned sequence of cropping according to which the crops grown in successive seasons on the same land are varied so as to make a balanced demand on its resources of fertility
maths
  1. a circular motion of a configuration about a given point or line, without a change in shape
  2. a transformation in which the coordinate axes are rotated by a fixed angle about the origin
  3. another name for curl (def. 11) Abbreviation (for sense 4c): rot
  1. the spinning motion of a body, such as a planet, about an internal axisCompare revolution (def. 5a)
  2. one complete turn in such motion

Derived forms of rotation

rotational, adjective

Medical definitions for rotation

rotation
[ rō-tāshən ]

n.

The act or process of turning around a center or an axis.
Regular and uniform variation in a sequence or series, as in the recurrence of symptoms of a disease.

Scientific definitions for rotation

rotation
[ rō-tāshən ]

The motion of an object around an internal axis.
A single complete cycle of such motion. See Note at revolution.
A transformation of a coordinate system in which the new axes have a specified angular displacement from their original position while the origin remains fixed.