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plaster definition

plas·ter (plastər, pläs-)

noun

  1. a pasty mixture, as of lime or gypsum, sand, and water, which hardens on drying, for coating walls, ceilings, and partitions
  2. plaster of Paris
  3. a pasty preparation spread on cloth and applied to the body, used medicinally as a curative or counterirritant

Etymology: ME < OE plaster & OFr plastre, both < LL plastrum, for L emplastrum < Gr emplastron, plaster < emplassein, to daub over < en, on, in + plassein, to form: see plastic

transitive verb

  1. to cover, smear, overlay, etc. with or as with plaster
  2. to apply or affix like a plaster to plaster posters on walls
  3. to make lie smooth and flat
  4. to apply plaster of Paris as a treatment
  5. Informal to affect or strike with force

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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