释义 |
WordReference Random House Learner's Dictionary of American English © 2024drift /drɪft/USA pronunciation n. - a driving movement, as of a current of water:[countable]a drift of some 10 to 15 miles a day.
- the course along which something moves:[countable]a drift toward the political right.
- a meaning;
intent:[countable* usually singular]I get your drift (= I understand your meaning or intent). - a heap of matter driven together:[countable]Huge drifts of snow had accumulated overnight.
- Geology[uncountable] continental drift.
v. - to (cause to) be carried along, by or as if by currents of water: [no object]The boat drifted out to sea.[~ + object]The current drifted the boat out to sea.
- to wander without aim:[no object]Some people just drift through life.
- to (cause to) be driven into heaps: [no object]The snow drifted into huge mounds overnight.[~ + object]The wind drifted the snow into huge mounds.
WordReference Random House Unabridged Dictionary of American English © 2024drift (drift),USA pronunciation n. - a driving movement or force;
impulse; impetus; pressure. - Nautical, Naval Terms[Navig.](of a ship) the component of the movement that is due to the force of wind and currents.
- Oceanographya broad, shallow ocean current that advances at the rate of 10 to 15 mi. (16 to 24 km) a day.
- [Naut.]
- Naval Termsthe flow or the speed in knots of an ocean current.
- Naval Termsthe distance between the end of a rope and the part in use.
- Naval Termsthe distance between two blocks in a tackle.
- Naval Termsthe difference in diameter between two parts, one of which fits within the other, as a mast and its mast hoops, or a treenail and its hole.
- Aeronautics, the deviation of an aircraft from a set course due to cross winds.
- the course along which something moves;
tendency; aim:The drift of political events after the war was toward chaos. - a meaning;
intent; purport:the drift of a statement. - something driven, as animals, rain, etc.
- a heap of any matter driven together.
- a snowdrift.
- GeologySee glacial drift.
- the state or process of being driven.
- overbearing power or influence.
- Militarya tool used in charging an ordnance piece.
- Electronics, Electricity
- a gradual change in some operating characteristic of a circuit, tube, or other electronic device, either during a brief period as an effect of warming up or during a long period as an effect of continued use.
- the movement of charge carriers in a semiconductor due to the influence of an applied voltage.
- Linguisticsgradual change in the structure of a language.
- [Mach.]
- Mechanical EngineeringAlso called driftpin. a round, tapering piece of steel for enlarging holes in metal, or for bringing holes in line to receive rivets or bolts.
- Mechanical Engineeringa flat, tapered piece of steel used to drive tools with tapered shanks, as drill bits, from their holders.
- Civil Engineeringa secondary tunnel between two main tunnels or shafts.
- Miningan approximately horizontal passageway in underground mining.
- Physicsthe movement of charged particles under the influence of an electric field.
- Aerospacethe gradual deviation of a rocket or guided missile from its intended trajectory.
- Mechanicsdisplacement of the gimbals of a gyroscope due to friction on bearings, unbalance of the gyroscope's mass or other imperfections.
- Architecturethe thrust of an arched structure.
- Dentistrya shift of the teeth from their normal position in the dental arch.
- Dialect Terms[Western U.S.]a flock of animals or birds.
v.i. - to be carried along by currents of water or air, or by the force of circumstances.
- to wander aimlessly:He drifts from town to town.
- to be driven into heaps, as by the wind:drifting sand.
- to deviate or vary from a set course or adjustment.
v.t. - to carry along:The current drifted the boat to sea.
- to drive into heaps:The wind drifted the snow.
- [Mach.]
- Mechanical Engineeringto enlarge (a punched or drilled hole) with a drift.
- Mechanical Engineeringto align or straighten (holes, esp. rivet holes) with a drift.
- drift off, to fall asleep gradually.
- 1250–1300; Middle English drift, noun, nominal derivative of Old English drīfan to drive; cognate with Dutch drift herd, flock, German Trift herd, pasturage, road to pasture
drift′ing•ly, adv. drift′less, adj. drift′less•ness, n. - 7.See corresponding entry in Unabridged tenor. See tendency.
Collins Concise English Dictionary © HarperCollins Publishers:: drift /drɪft/ vb (mainly intr)- (also tr) to be carried along by or as if by currents of air or water or (of a current) to carry (a vessel, etc) along
- to move aimlessly from place to place or from one activity to another
- to wander or move gradually away from a fixed course or point; stray
- (also tr) (of snow, sand, etc) to accumulate in heaps or banks or to drive (snow, sand, etc) into heaps or banks
n - something piled up by the wind or current, such as a snowdrift
- tendency, trend, meaning, or purport: the drift of the argument
- a state of indecision or inaction
- the extent to which a vessel, aircraft, projectile, etc is driven off its course by adverse winds, tide, or current
- a general tendency of surface ocean water to flow in the direction of the prevailing winds: North Atlantic Drift
- a driving movement, force, or influence; impulse
- a controlled four-wheel skid, used by racing drivers to take bends at high speed
- a loose unstratified deposit of sand, gravel, etc, esp one transported and deposited by a glacier or ice sheet
- a horizontal passage in a mine that follows the mineral vein
- something, esp a group of animals, driven along by human or natural agencies: a drift of cattle
- Also called: driftpin a tapering steel tool driven into holes to enlarge or align them before bolting or riveting
- an uncontrolled slow change in some operating characteristic of a piece of equipment, esp an electronic circuit or component
- South African a ford
Etymology: 13th Century: from Old Norse: snowdrift; related to Old High German trift pasturage |