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proletarian
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proliferate
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prolific
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prolactin
pro·lac·tin [ prō láktin ]


noun 
Definition:
 
hormone stimulating lactation: a pituitary hormone that stimulates lactation after childbirth
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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