PLANOCONVEX

planoconvex

(adjective) flat on one side and convex on the other

Source: WordNet® 3.1


Etymology

Adjective

planoconvex (not comparable)

(optics, of a lens) Having one side plane and the other convex. [from 17th c.]

Synonyms

• convexoplane

Source: Wiktionary


Pla"no-con"vex, a. Etym: [Plano- + convex.]

Definition: Plane or flat on one side, and convex on the other; as, a plano-convex lens. See Convex, and Lens.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

8 June 2025

EXECUTION

(noun) (law) the completion of a legal instrument (such as a contract or deed) by signing it (and perhaps sealing and delivering it) so that it becomes legally binding and enforceable


Do you know this game?

Wordscapes

Wordscapes is a popular word game consistently in the top charts of both Google Play Store and Apple App Store. The Android version has more than 10 million installs. This guide will help you get more coins in less than two minutes of playing the game. Continue reading Wordscapes: Get More Coins