of or pertaining to a lens.
biconvex; convexo-convex.
resembling the seed of a lentil in form; lentil-shaped.

1375–1425; late Middle English < Latin lenticulāris lentillike, equivalent to lenticul(a) (see lenticle) + -āris -ar1

lenticularly, adverb
postlenticular, adjective
sublenticular, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
lenticular or lentiform (lɛnˈtɪkjʊlə, ˈlɛntɪˌfɔːm)
1.  Also: lentoid shaped like a biconvex lens
2.  of or concerned with a lens or lenses
3.  shaped like a lentil seed
4.  of or relating to a galaxy with a large central bulge, small disc, but no spiral arms, intermediate in shape between spiral and elliptical galaxies
[C17: from Latin lenticulāris like a lentil]
lentiform or lentiform (lɛnˈtɪkjʊlə, ˈlɛntɪˌfɔːm, ˈlɛntɔɪd)
[C17: from Latin lenticulāris like a lentil]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

1650s, from L.L. lenticularis, from lenticula, dim. of lens "lentil" (see lens).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

lenticular len·tic·u·lar (lěn-tĭk'yə-lər)

  1. Of or relating to a lens.

  2. Shaped like a biconvex lens.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
It's a lenticular galaxy that's been undisturbed for quite a while.
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