1. 
   Oast house
   An oast, oast house or hop kiln is a building designed for kilning (drying) hops as part of the brewing process. They can be found in most hop-growing (and former hop-growing) areas and are often good examples of vernacular architecture. Many redundant oasts have been converted into houses. They co...
   Found op http://en.wikipedia.org/wiki/Oast_house
   
   
2. 
   oast house
   [n] - a building containing an oast (a kiln for drying hops)
   Found op http://www.webdictionary.co.uk/definition.php?query=oast%20house
   
   
3. 
   oast house
   Building containing kilns for drying hops. The hops are placed on horse-hair covered floors, which are heated from below, and the oast house is constructed...
   Found op http://www.encyclo.co.uk/local/20688
   
   
4. 
   Oast House
   kiln for drying hops or malt, characterised by circular plan, conical roof and large wig-wam type vents. A feature of the Kent countryside, they are much sought after for conversion to housing. (Illustration) Term submitted by Kathleen Greene - original submission.
   Found op http://www.encyclo.co.uk/local/20935
   
   
5. 
   oast house
   noun a building containing an oast (a kiln for drying hops); usually has a conical or pyramidal roof
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=oast%20house
   
   

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