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plano-convex

[pley-noh-kon-veks, -kon-veks, -kuh n-]
adjective Optics.
  1. pertaining to or noting a lens that is plane on one side and convex on the other.

Origin of plano-convex

First recorded in 1655–65; plano-1 + convex
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for planoconvex

plano-convex

adjective
  1. (of a lens) having one side convex and the other side plane
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
planoconvex in Medicine

planoconvex

[plā′nō-kŏn-vĕks′, -kŏn′vĕks′]
n.
  1. Flat on one side and convex on the other.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.