drift

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drift

 [drift]
1. slow movement away from the normal or original position.
2. a chance variation, as in gene frequency from one generation to another; the smaller the population, the greater are the random variations.
antigenic drift relatively minor changes in the antigenic structure of a virus strain, probably resulting from natural selection of variants circulating among an immune or partially immune population. See also antigenic shift.
ulnar drift ulnar deviation.

drift

(drift),
1. A gradual movement, as from an original position.
2. A gradual change in the value of a random variable over time as a result of various factors, some random and some systematic effects of trend, manipulation, etc.

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.

radial drift  see under deviation.
ulnar drift  see under deviation.

drift

Etymology: AS, drifan, to move forward
a gradual movement away from the original position. See also antigenic drift, genetic drift.

drift

Orthopedics See Pronator drift Virology Antigenic drift, see there.

drift

(drift)
1. A gradual movement, as from an original position.
2. A gradual change in the value of a random variable over time as a result of various factors, some random and some systematic effects of trend or manipulation.

drift

see RANDOM GENETIC DRIFT.

drift

(drift)
In dentistry, movement of teeth usually medially due to loss of adjacent teeth or wear of proximal surfaces.
Synonym(s): mesial drift, migrating teeth.

drift,

drift

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

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.
References in periodicals archive ?
In it she voices a singing bird whose luxury yacht gets beached on Driftwood Bay during a storm, much to the surprise of her greatest fan Lord Stag, voiced by Stephen Fry.
Lily's Driftwood Bay starts on Nick Jr in the UK on Monday, June 6
With the reclaimed wood and even some of the other driftwood I have, a lot of times I'll pull a full stick of it because sometimes a corner sample doesn't actually show the full detail, like nail holes right through the top of the frame," explains Richard.
Now it has grown into a whole driftwood fairy village, including around 13 separate areas including a troll tree, memory garden, a tooth fairy's home and a fairy washing line complete with fairy-sized clothing hung out to dry.
The Credenza is a standalone three-door credenza in Low Tide or Blossom with a Driftwood top and features a wood-framed top with stone inserts, and a wood and oiled bronze Wine-on-the-Wall Rack with space for stemware, as well as wine bottles stored sideways.
99 DRIFTWOOD HEART Not on the High Street, notonthehighstreet.
Archibald became aware of the deep connection between the Wet'suwet'en Nation and Driftwood Canyon Park during a 2010 Parks Day celebration, reads a press release.
As a result, Driftwood Shores sustained "water intrusion and property damage," according to the lawsuit.
It was in Oregon, and there's a lot of driftwood there.
He also befriends Theo, a nearly blind older gentleman who lives up the beach and pays money for driftwood he can carve.
Agami is a beach-town close to Alexandria, and the place where he first saw driftwood.