biconvex

American  

[bahy-kon-veks, bahy-kon-veks] / baɪˈkɒn vɛks, ˌbaɪ kɒnˈvɛks /

adjective

1. convex on both sides, as a lens.

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biconvex British  

/ ˌbaɪkɒnˈvɛks, baɪˈkɒnvɛks /

adjective

1. (of a lens) having convex faces on both sides; convexo-convex

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biconvex Scientific  

/ bī′kŏn-vĕks′ /

1. Convex on both sides or surfaces.

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Other Word Forms

• biconvexity
  noun

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Etymology

Origin of biconvex

First recorded in 1840–50; bi- ¹ + convex

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Example Sentences

See Examples For:

biconvex

I then examined the fittings of this mechanism, whose power was increased a hundredfold by biconvex lenses that were designed like those in a lighthouse and kept its rays productively focused.

From Twenty Thousand Leagues Under the Sea by F. P. Walter

Set in the cabin's walls were four deadlights, windows of biconvex glass that enabled the man at the helm to see in every direction.

From Twenty Thousand Leagues Under the Sea by F. P. Walter

The coloured corpuscles of amphibia as well as of nearly all vertebrates below mammals are biconvex and elliptical.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" by Various

Tube of corolla cylindrical, enlarging above; upper lip arched, compressed, straight in front; the lower erect-spreading, biconvex, 3-lobed at the apex.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

The red blood-corpuscles are invariably oval disks, with a central nucleus which causes a slight swelling; hence they are oval and biconvex.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7 "Bible" to "Bisectrix" by Various

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