biconvex

Example Sentences

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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

The power of our beacon was increased a hundredfold, like a lamp shining through the biconvex lenses of a world–class lighthouse.

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

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

Convex on both sides; as, a biconvex lens.

From Webster's Unabridged Dictionary (2nd 100 Pages) by Webster, Noah

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