rotation

• POS: Noun
• HYPHEN: ro=ta=tion

CIDE DICTIONARY

rotation, n. [L. rotatio: cf. F. rotation.].

•  The act of turning, as a wheel or a solid body on its axis, as distinguished from the progressive motion of a revolving round another body or a distant point; thus, the daily turning of the earth on its axis is a rotation; its annual motion round the sun is a revolution.  [1913 Webster]
•  Any return or succesion in a series.  [1913 Webster]

Moment of rotation. See Moment of inertia, under Moment. -- Rotation in office, the practice of changing public officers at frequent intervals by discharges and substitutions. -- Rotation of crops, the practices of cultivating an orderly succession of different crops on the same land.

rotation, a. 

 Pertaining to, or resulting from, rotation; of the nature of, or characterized by, rotation; as, rotational velocity.  [1913 Webster]

OXFORD DICTIONARY

rotation, n.
1 the act or an instance of rotating or being rotated.
2 a recurrence; a recurrent series or period; a regular succession of various members of a group in office etc.
3 a system of growing different crops in regular order to avoid exhausting the soil.

Derivative

rotational adj. rotationally adv.

Etymology

L rotatio

THESAURUS

rotation

Indian file, array, arsis, articulation, bank, beat, booster rocket, bout, buzz, catapult, catena, catenation, chain, chain reaction, chaining, circle, circuit, circulation, circumvolution, coming after, concatenation, connection, consecution, consecutiveness, continuation, continuity, continuum, course, cycle, descent, diastole, downbeat, drone, endless belt, endless round, extension, file, filiation, following, gamut, gradation, ground loop, gyration, gyre, hopoff, hum, line, lineage, logical sequence, monotone, nexus, order, order of succession, pendulum, periodicity, plenum, posteriority, postposition, powder train, procession, progression, prolongation, pulse, queue, range, rank, recurrence, reticulation, revolution, round, routine, row, run, scale, sequence, series, single file, spectrum, spell, string, subjunction, succession, successiveness, suffixation, swath, systole, takeoff, thesis, thread, tier, train, turn, upbeat, wheel, whirl, windrow

ROGET THESAURUS

rotation

Periodicity

N regularity of recurrence, periodicity, intermittence, beat, oscillation, pulse, pulsation, rhythm, alternation, alternateness, alternativeness, alternity, bout, round, revolution, rotation, turn, say, anniversary, jubilee, centenary, catamenia, courses, menses, menstrual flux, rota, cycle, period, stated time, routine, days of the week, Sunday, Monday, months of the year, January, feast, fast, Christmas, Easter, New Year's day, Allhallows, Allhallowmas, All Saints' Day, All Souls', All Souls' Day, Ash Wednesday, bicentennial, birthday, bissextile, Candlemas, Dewali, groundhog day, Halloween, Hallowmas, Lady day, leap year, Midsummer day, Muharram, woodchuck day, St. Swithin's day, natal day, yearbook, yuletide, punctuality, regularity, steadiness, periodic, periodical, serial, recurrent, cyclical, rhythmical, recurring, intermittent, remittent, alternate, every other, hourly, diurnal, daily, quotidian, tertian, weekly, hebdomadal, hebdomadary, biweekly, fortnightly, bimonthly, catamenial, monthly, menstrual, yearly, annual, biennial, triennial, centennial, secular, paschal, lenten, regular, steady, punctual, regular as clockwork, periodically, at regular intervals, at stated times, at fixed established, at established periods, punctually, de die in diem, from day to day, day by day, by turns, in turn, in rotation, alternately, every other day, off and on, ride and tie, round and round.

Rotation

N rotation, revolution, spinning, gyration, turning about an axis, turning aound an axis, circulation, roll, circumrotation, circumvolution, circumgyration, volutation, circination, turbination, pirouette, convolution, verticity, whir, whirl, eddy, vortex, whirlpool, gurge, countercurrent, Maelstrom, Charybdis, Ixion, cyclone, tornado, whirlwind, dust devil, spin-out, axis, axis of rotation, swivel, pivot, pivot point, axle, spindle, pin, hinge, pole, arbor, bobbin, mandrel, axle shaft, gymbal, hub, hub of rotation, helix, helical motion, angular momentum, angular velocity, revolutions per minute, RPM, centrifugal force, surge, vertigo, dizzy round, coriolus force, carousel, merry-go-round, Ferris wheel, top, dreidel, teetotum, gyroscope, turntable, lazy suzan, screw, whirligig, rollingstone, water wheel, windmill, wheel, pulley wheel, roulette wheel, potter's wheel, pinwheel, gear, roller, flywheel, jack, caster, centrifuge, ultracentrifuge, bench centrifuge, refrigerated centrifuge, gas centrifuge, microfuge, drill, augur, oil rig, wagon wheel, wheel, tire, tyre, trochilics, whirling dervish, rotating, rotary, rotary, circumrotatory, trochilic, vertiginous, gyratory, vortical, vorticose, head over heels, round and round, like a horse in a mill.