Definitions
from The Century Dictionary.
- noun In optics, the exit-pupil of a lens system; a circular space within which the eye of the user of an optical instrument must be placed in order to utilize fully the field of view.
Etymologies
Sorry, no etymologies found.
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Examples
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There's a bird with a greenish back, and a bright white eye-ring.
Archive 2008-02-01 Bardiac 2008
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A light eye-ring and russet plumage were mentioned, and while, overall, the birds seemed similar to juvenile House wrens Troglodytes aedon or Grass wrens Cistothorus platensis, Woods mentioned photographs taken in 1975 that seemed to show a longer tail than that present in House wrens.
Archive 2006-05-01 Darren Naish 2006
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There's a bird with a greenish back, and a bright white eye-ring.
Japanese White-Eye Bardiac 2008
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You will note that its eye-ring is yellow, and that its under parts are neither bright yellow, like the
Our Bird Comrades 1896
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But finally I fixed its place in the avian schedule with the help of my field glass -- white under parts, slightly tinged with yellow, back and rump olive green, top and sides of head delicate bluish-ash; no eye-ring, no wing-bars.
Our Bird Comrades 1896
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The last, noticeable for his conspicuous light-colored eye-ring, had somehow become separated from his fellows, and remained for several days about this spot entirely alone.
Birds in the Bush Bradford Torrey 1877
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A yellowish eye-ring, like the creamy color of the breast.
Citizen Bird Scenes from Bird-Life in Plain English for Beginners Elliott Coues 1870
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White eye-ring, concurs Tommy Harold, a birder by hobby and girl's college volleyball coach.
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White eye-ring, concurs Tommy Harold, a birder by hobby and girl's college volleyball coach.
SFGate: Top News Stories By CAIN BURDEAU 2010
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White eye-ring, concurs Tommy Harold, a birder by hobby and girl's college volleyball coach.
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