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

Etymology

Origin of biconvex

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

Example Sentences

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

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 Gray, Asa

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 Walter, F. P.

The crystalline lens is a transparent, biconvex body sustained by the ciliary processes.

From Common Diseases of Farm Animals by Craig, R. A., D. V. M.

The lens is biconvex in diurnal mammals, but in nocturnal and aquatic it is spherical.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 1 "Evangelical Church Conference" to "Fairbairn, Sir William" by Various