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p-type

adjective
  1. (of a semiconductor) having a density of mobile holes in excess of that of conduction electrons
  2. associated with or resulting from the movement of holes in a semiconductorp-type conductivity Compare n-type
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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

p-type in Science

P-type

  1. Made of material, usually a semiconductor such as silicon, that has been doped with impurities so that it has an excess of electron holes. Compare N-type.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.