rotation rotary motion | the act of rotating as if on an axis, the rotation of the dancer kept time with the music |
boring drilling oil production | the act of drilling a hole in the earth in the hope of producing petroleum |
drilling boring | the act of drilling |
axis axis of rotation | the center around which something rotates |
drilling bit drill bit | a bit used in drilling for oil |
drilling pipe | a series of tubes (joined by screwed collars) that connect a drilling platform to the drilling bit, rotates the bit and supplies drilling mud |
drilling platform offshore rig | drilling rig consisting of an offshore platform (floating or fixed to the sea bed) from which many oil wells can be bored radially |
drill rig drilling rig oilrig oil rig | rig used in drilling for oil or gas |
radial engine rotary engine | an internalombustion engine having cylinders arranged radially around a central crankcase |
rotary actuator positioner | (computer science) the actuator that moves a read write head to the proper data track |
rotary engine | an internalombustion engine in which power is transmitted directly to rotating components |
rotary press | a printing press for printing from a revolving cylinder |
rotor blade rotary wing | the long airfoil that rotates to provide the lift that supports a helicopter in the air |
synchronous converter rotary rotary converter | electrical converter consisting of a synchronous machine that converts alternating to direct current or vice versa |
traffic circle circle rotary roundabout | a road junction at which traffic streams circularly around a central island, the accident blocked all traffic at the rotary |
Wankel engine Wankel rotary engine epitrochoidal engine | a rotary engine that is a four-stroke internalombustion engine without reciprocating parts |
rotation | a planned recurrent sequence (of crops or personnel etc.), crop rotation makes a balanced demand on the fertility of the soil, the manager had only four starting pitchers in his rotation |
pivot joint rotary joint rotatory joint articulatio trochoidea | a freely moving joint in which movement is limited to rotation, the articulation of the radius and ulna in the arm is a pivot joint |
rotation revolution gyration | a single complete turn (axial or orbital), the plane made three rotations before it crashed, the revolution of the earth about the sun takes one year |
dextrorotation clockwise rotation | rotation to the right |
levorotation counterclockwise rotation | rotation to the left |
axial rotation axial motion roll | rotary motion of an object around its own axis, wheels in axial rotation |
orbital rotation orbital motion | motion of an object in an orbit around a fixed point, satellites in orbital rotation |
Rotary Club Rotary International | a group of businessmen in a town organized as a service club and to promote world peace |
rotation | (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin |
drilling mud drilling fluid | a mixture of clays and chemicals and water, pumped down the drill pipe to lubricate and cool the drilling bit and to flush out the cuttings and to strengthen the sides of the hole |
circular rotary orbitual | describing a circle, moving in a circle, the circular motion of the wheel |
rotary | relating to or characterized by rotation, rotary dial |