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

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

In 671 Scolopendra, where there are four, the corneal lens is a biconvex thickening of the cuticle.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" by Various

Where two toes overlap, it will be observed that there is a deeper shadow, like the section of a biconvex lens.

From McClure's Magazine, Vol. 6, No. 6, May, 1896 by Various

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

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

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