What do a.m. and p.m. stand for?


[plan-chit] /ˈplæn tʃɪt/
a flat piece of metal for stamping as a coin; a coin blank.
Origin of planchet
1605-15; planch + -et Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for planchet
  • The element is deposited on a planchet, and counted with a beta counter.
  • Leave the planchet in the sample holder when finished.
  • The element is deposited on a planchet in a thin film and counted with a alpha counter.
  • Hold the planchet centered against the threaded end of the cell and place the rubber stopper against the other end of the cell.
  • Water sample, or acid-digested filter separated by ion exchange and electro- plated on stainless steel planchet.
  • State the method and requirements for performing planchet maintenance for counting systems at your site.
British Dictionary definitions for planchet


a piece of metal ready to be stamped as a coin, medal, etc; flan
Word Origin
C17: from French: little board, from plancheplank1
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
Cite This Source
Word Origin and History for planchet

"metal disk out of which a coin is made," 1610s, from French planchette, literally "a small board," diminutive of Old French planche (12c.), from Latin planca "board, slab, plank" (see plank). The planchette used in automatism and on Ouija boards is a re-borrowing of the French word, 1860.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for planchet

Few English speakers likely know this word

Word Value for planchet

Scrabble Words With Friends