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pyramidal tract
Pyramus and Thisbe
pyran
pyranose
pyrargyrite
pyrazine
pyrazole
pyre
pyrene (1)
pyrene (2)
Pyrenean
Pyrenees
pyrethrin
pyrethrum
pyretic
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pyrexia
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pyrimethamine
py·ri·meth·a·mine [ prə méthə mn ]


noun 
Definition:
 
antimalarial drug: a synthetic drug derived from pyrimidine. Use: treatment of malaria and toxoplasmosis.
[Mid-20th century. <pyrimidine + ethylamine]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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