different between rotation vs tellurion

English

Etymology

Borrowed from Latin rotationem, accusative of rotatio.Morphologically rotate +? -ion

Pronunciation

• (General American) IPA^(key): /?o??te???n/
• Rhymes: -e???n

Noun

rotation (countable and uncountable, plural rotations)

1. (chiefly uncountable) 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.

2. A single complete cycle around a centre or an axis.

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

3. 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.

   The medical resident finished a two-week rotation in pediatrics and began one in orthopaedics.

4. (mathematics, geometry) 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.

5. (baseball) The set of starting pitchers of a team.
6. (aviation) 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)
7. Repeated play on a radio station, etc.

   The new single enjoyed heavy rotation on MTV.

Synonyms

• turning
• revolution
• rota, roster, duty roster, schedule, turn, turn and turn about, cycling

Hypernyms

• (mathematics): isometry, transformation

Derived terms

• crop rotation
• improper rotation

Related terms

• rotary
• rotate
• rotational

Translations

See also

• axis

Further reading

• Rotation on Wikipedia.Wikipedia

French

Etymology

Borrowed from Latin rotationem, accusative of rotatio.

Pronunciation

• IPA^(key): /??.ta.sj??/

Noun

rotation f (plural rotations)

1. rotation

Derived terms

• axe de rotation

Related terms

• rouer, rôder

Further reading

• “rotation” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Swedish

Etymology

Borrowed from Latin rotatio.

Noun

rotation c

1. act of turning a physical object or a coordinate system around a center or an axis

Declension

English

Etymology

From Latin tell?s (“earth, ground; the globe, planet Earth; country, land”) (ultimately from Proto-Indo-European *telh?- (“to bear, carry; to endure, undergo”) +? -ion (a Latinate suffix used in place of -ian (suffix meaning ‘one from, belonging to, relating to, or like’)), possibly coined by Benjamin Martin (baptized 1705; died 1782), an English lecturer, lexicographer, and maker of scientific instruments: see the quotation.

Pronunciation

• (Received Pronunciation) IPA^(key): /t??lj??.??.?n/, /t?-/, /-?lj??-/
• (General American) IPA^(key): /t??l(j)?.?i.?n/, /t?-/
• Homophone: tellurian
• Hyphenation: tel?lur?i?on

Noun

tellurion (plural tellurions)

1. (astronomy, historical) An instrument used to show how the rotation of the Earth on its axis and its orbit around the Sun cause day and night and the seasons.

Alternative forms

• tellarium (probably erroneous)
• tellurian
• tellurium

Translations

See also

• orrery

Notes

References

Further reading

• tellurion on Wikipedia.Wikipedia