postmill

[ pohst-mil ]

noun
  1. a windmill with machinery mounted on a frame that turns in its entirety to face the wind.

Origin of postmill

1
First recorded in1815–25; post1 + mill1

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British Dictionary definitions for post mill

post mill

noun
  1. a windmill built round a central post on which the whole mill can be turned so that the sails catch the wind

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