drift (redirected from drifting)

drift (drift)

1. slow movement away from the normal or original position.

2. a chance variation, as in gene frequency between populations; the smaller the population, the greater are the chance random variations.

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radial drift  see under deviation.

ulnar drift  see under deviation.

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drift (drft)

n.

1. A gradual deviation from an original course, model, method, or intention.

2. Movement of teeth from their normal position in the dental arch because of the loss of contiguous teeth.

3. See genetic drift.

4. A variation or random oscillation about a fixed setting, position, or mode of behavior.

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drift

Etymology: AS, drifan, to move forward

a gradual movement away from the original position. See also antigenic drift, genetic drift.

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drift,

n See tooth, drifting.

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drift

chance variation; in genetics, the random changes in gene frequencies in a population.

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antigenic drift

see antigenic drift.

drift lambing

a strategy in which ewes which have lambed are periodically removed from a flock of lambing ewes by moving the unlambed ewes on to the next paddock or field.

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drift

Orthopedics See Pronator drift Virology Antigenic drift, see there.