plano-concave

[pley-noh-kon-keyv, -kon-keyv]

Origin of plano-concave

First recorded in 1685–95; plano-1 + concave
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for plano-concave

Historical Examples of plano-concave


British Dictionary definitions for plano-concave

plano-concave

adjective
  1. (of a lens) having one side concave 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