1. 
   Mastology
   Mas·tol'o·gy noun [ Greek masto`s the breast + -logy : confer French mastologie .] The natural history of Mammalia.
   Found op http://www.encyclo.co.uk/webster/M/30
   
   
2. 
   mastology
   <study> The natural history of Mammalia. ... Origin: Gr. The breast: cf. F. Mastologie. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?mastology
   
   
3. 
   Mastology
   • (n.) The natural history of Mammalia.
   Found op http://thinkexist.com/dictionary/meaning/mastology/
   
   

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