rotation

1. (неисчисляемое)The act of turning around a centre or an axis.

   The earth's rotation about its axis is responsible for its being slightly oblate rather than a sphere.

   Rotation, Umdrehung

   враще́ниеvraščénije, оборо́тoborót, вито́кvitók

   оберта́нняobertánnja, верті́нняvertínnja, оборо́тoborót

   the act of rotating as if on an axis

2. (исчисляемое, неисчисляемое)A single complete cycle around a centre or an axis.

   Earth's moon completes a rotation every twenty-seven days or so.

   a single complete turn (axial or orbital)

3. (исчисляемое, неисчисляемое)A regular variation in a sequence, such as to even out wear, or people taking turns in a task; a duty roster.

   Applying crop rotation to a field avoids depleting soil nutrients the way repeated use of a single crop might do.

   In rotation, each member of the group would be responsible for the beacon fire.

   чередова́ниеčeredovánije

   чергува́нняčerhuvánnja

4. (исчисляемое, неисчисляемое)Тhe movement of investments between different sectors of an economy, or styles of investing, based on anticipated changes in the economic or market cycle.

5. (исчисляемое, неисчисляемое)An operation on a metric space that is a continuous isometry and fixes at least one point.

   The function mapping (x,y) to (−y,x) is a rotation.

   поворо́тpovorót

6. (исчисляемое, неисчисляемое)The set of starting pitchers of a team.

7. (исчисляемое, неисчисляемое)The step during takeoff when the pilot commands the vehicle to lift the nose wheel off the ground during the takeoff roll. (see also: V2)

8. (исчисляемое, неисчисляемое)Repeated play of songs on a radio station, advertisements on a television channel, etc.

   The new single enjoyed heavy rotation on MTV.

1. Mercury has a very slow rotation.

   Меркурий вращается очень медленно.

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2. Mercury has an unusual rotation period.

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3. Life may look like a constant rotation.

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4. Job rotation is essential to running a business.

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5. Five pitchers are to take the mound in rotation.

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