Any material deposited by a glacier.

A term to describe the inclination from vertical of a wellbore.

Effect of wind on smoke, retardant drops, paracargo, smokejumper streamers, etc. 

An index is said to “drift” if it does not return to unity when prices in the current period return to their levels in the base period. Chain indices may drift when prices fluctuate over the periods t [..]

Glacial deposits laid down directly by glaciers or laid down in lakes, ocean, or streams as result of glacial activity.

late 16c., from drift (n.). Figurative sense of "be passive and listless" is from 1822. Related: Drifted; drifting.

c. 1300, literally "a being driven" (of snow, etc.); not recorded in Old English; either a suffixed form of drive (v.) (compare thrift/thrive) or borrowed from Old Norse drift "snow dri [..]

The angle between the heading of an aircraft and its Track [flight path] over the ground as affected by winds.

A horizontal passage underground. A drift follows the vein, as distinguished from a crosscut that intersects it, or a level or gallery, which may do either.

  A strategic grouping of plants in the landscape forming a drift.

Letting your spray get where you don't want it, usually because of wind or poor application technique.

 A long shaped planting.

a force that moves something along float: be in motion due to some air or water current; "The leaves were blowing in the wind"; "the boat drifted on the lake& [..]

(ISO) The unwanted change of the value of an output signal of a device over a period of time when the values of all input signals to the device are kept constant.

The aerial dispersal of a substance such as a pesticide beyond the intended application area.

to be floated or blown along

A comparatively long-term change in an attribute or value of a system or equipment operational parameter. Note 1: The drift should be characterized, such as "diurnal frequency drift" and "output level drift." Note 2: Drift is usually undesirable and unidirectional, but may be bidirectional, cyclic, or of such long-term duration [..]

material deposited by glacial and fluvioglacial processes.

The angle between the heading of an aircraft and its Track [flight path] over the ground as affected by winds.

The crabwise motion of an aeroplane over the ground due to a side wind; also used to denote head resistance

A change in an instrument's reading or setpoint value over extended periods due to factors such as time, line voltage, or ambient temperature effects.

The horizontal deviation of a shell from its trajectory.  In British guns, with clockwise rifling, drift is to the right.  WW2 sights were drift compensating.  See Drift on the  Ballistics page

General term for material deposited by a glacier.

Definition noun

The deviation in flight of a bullet from the center line of the bore due to the gyrational spin of bullet imparted by the rifling.

A slow movement. The Earth’s continents were once joined, and over a long period of time they drifted to where they are now.

Unwanted movement of teeth.

Flutter which occurs at random rates. (Acoustics)

water droplets carried from a cooling tower or evaporative condenser by a stream of air passing through the system. Drift eliminators capture these droplets and return them to the reservoir at the bottom of the cooling tower or evaporative condenser for recirculation.

When an element does not keep a steady pace during playback. Usually caused when there is no timecode to lock to or when the record machine power supply is faulty. It can also refer to a color-correction setting on a telecine which has changed over time due to light-tube burn.

See

A continuously upward or downward change in the number displayed on the digital readout. This could be due to temperature, static electricity or RFI (radio frequency interference).

A tapered. flat steel used to remove drills and other tapered shank tools from spindles, sockets, or sleeves. Also a round, tapered punch used to align or enlarge holes.

A tapered wedge for releasing a morse taper

Drift is the deviation from the initial set speed with no load change over a specific time period. Normally, the drive must be operated for a specified warm-up time at a specified ambient temperature [..]

Slow variation of a performance characteristic such as gain, frequency, or power output; for instance, due to temperature or aging. Usually, drift only is significant when measuring low-level signals [..]

The act or motion of drifting; the force which impels or drives; an overpowering influence or impulse. A place, also known as a ford, along a river where the water is shallow enough to permit oxen or [..]

(n) a force that moves something along(n) the gradual departure from an intended course due to external influences (as a ship or plane)(n) a process of linguistic change over a period of time(n) a lar [..]

A wide, slow-moving ocean current principally caused by winds.

The lateral movement or deflection of a structure.

A collective term for all the rock, sand, and clay that is transported and deposited by a glacier either as till or as outwash.

The distance covered by a vessel in a given time due solely to the movement of current or tidal stream, or both. Also, a detached and floating mass of soil and growth torn from the shore or river bank [..]

The gradual change in the output of a measuring device over time.

A random change in output under constant load conditions.

Drift is alteration of the image field over a long time period (from five minutes up to several hours). At long time scales, mechanical and electronic effects occur that influence the image field. The [..]

The measure of movement of a device after a preset condition is applied. Normally drift is measured with varying temperature, although drift may be plotted against any variable, such as humidity, etc.

The lateral movement or deflection of a structure.

A horizontal or nearly horizontal underground opening driven along a vein to gain access to the deposit.

Drift: The change in an output voltage, after a warm-up period, as a function of time when all other variables such a line, load, and operating temperature are held constant.

A gauge of special dimensions used to pass through the Run of pressure control equipment to demonstrate that the Run bore will pass working tools. Also, the act of passing this gauge through the bore.

Slow, monotonic change in measured data

Material of any sort deposited by geological processes in one place after having been removed from another. Glacial drift includes the materials deposited by glaciers and by the stream and lakes associated with them.

The speed of the current.

When an element does not keep a steady pace during playback. Usually caused when there is no timecode to lock to or when the record machine power supply is faulty. It can also refer to a color-correct [..]

The fluctuation of the Allele Frequency from one generation to the next.

This is where the price of one selection increases because of the lack of interest from punters.

the speed in knots of the effect of current or tide on a vessel's progress.

Name given to ocean current that is generated and main­tained by a more or less constant wind. 2. To be carried along by a current. 3. Distance a current flows in a given time. 4. Tapered steel tool o [..]

The velocity of a current usually measured in knots; as in: The drift of this current is 2 knots.

  the speed at which a ship is pushed off course by wind an current.  

(1) Speed or velocity of current (2) The leeway, or movement of the boat, when not under power, or when being pushed sideways while under power.

To be carried along by currents of air or water: a balloon drifting eastward; as the wreckage drifted toward shore.

1. the amount of movement of a boat caused by currents when not under power, or the amount of Leeway while under power. Compare to Pitch, Roll, Yaw, Surge, Leeway, Headway, Sternway, and Heave

(1) Speed or velocity of current (2) The leeway, or movement of the boat, when not under power, or when being pushed sideways while under power.

  An archaic term for heterogeneous sediment (presumed to be deposited by drifting icebergs, perhaps in Noah's flood!).  Includes and retained in stratified drift, but not in till.

Changes in gene frequencies due to random or stochastic variation and not the result of selection, mutation, or genic exchanges. Drift changes are most prominent in small populations.

See Observer drift

An imperceptible change in the typology of a language in a more or less constant direction as with the shift from synthetic to analytic in the course of the history of English.

To float about with the tide or current.   Drift.-- The distance between two blocks of a tackle ; or the two parts of one thing.   Drifting.-- In a calm in the case of being out of sight of land. or i [..]

One process in which influenza virus undergoes mutation. The amount of change can be subtle or dramatic, but eventually as drift occurs, a new variant strain will become dominant. This process all [..]

movement of spray droplets/dust in air currents beyond the intended area of application

The difference between the actual value and the desired value (or set point); characteristic of proportional controllers that do not incorporate reset action. Also called offset.

Circulating water lost from the tower as liquid droplets entrained in the exhaust air stream; usually expressed as a percentage of circulating water flow but for more precise work it is parts of water per million by weight of air for a given liquid to gas ratio.

Circulating water lost from the tower as liquid droplets entrained in the exhaust air stream; usually expressed as a percentage of circulating water flow but for more precise work it is parts of water [..]

A reference to the impact of the wind on the spreading of dry fertiliser products.

Underground passageway that provides access to mining operations.

See Configuration drift

In mining, a horizontal passage in an underground mine.

an approximately horizontal passageway in underground mining.

Go, leave

 a running line 'drifting' across your opponent.

Very small, numerous, and uniformly dispersed water drops that may appear to float while following air currents. Unlike fog droplets, drizzle falls to the ground. It usually falls from low stratus clo [..]

Slow, monotonic change in measured data

Taking an idea or rules element from one RPG and incorporating it into a different RPG. For example, importing the critical hit tables from Warhammer Fantasy Roleplay into D&D.

When the price of a selection moves out (gets bigger), often due to a lack of support. That selection is said to be "on the drift". E

A change of a reading or a set point value over long periods due to several factors including change in ambient temperature, time, and line voltage.

Minimum ID clearance of pipe is verified by pulling a mandrel of a known size through a length of pipe.​

A change over time in an operating characteristic, such as a measurement value.

A tool or implement, usually made of antler, which is used in the indirect percussion flaking process.

A magnetically trapped ion or electron moves as if it were attached to a magnetic field line. Drift is one of the features of such motion, namely its slow shift from one guiding field line to its neig [..]

odds that have lengthened

When the price of a selection moves out (gets bigger), often due to a lack of support. That selection is said to be "on the drift".

When the odds on a competitor "lengthen", they are said to have "drifted" or be "on the drift".

1) The lateral movement of a projectile due to rotation in flight through the atmosphere. If the gun has rifling with a left hand twist, the movement will be to left and vice versa. 2) The lateral mov [..]

Glacial drift includes all rock material in transport by glacier ice, the deposits made by glacier ice and all materials mainly of glacial origin deposited in the sea or in glacial melt water bodies including materials rafted in by ice bergs or transported indirectly in the water itself. Glacial drift therefore includes till, rock fragments and str [..]

Entrained water in the stack discharge of a cooling tower.

Undesired change in the input-output relationship over a period of time. Further Reading

(physical) Movement; that which moves or is moved. # (obsolete) A driving; a violent movement. #* '''1332''', ''King Alisaunder'' (1332) #*: The dragon drew him [self] away with drift of his wing [..]

Movement of applied pesticide off the intended site of deposition through atmospheric or aquatic transport.