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Also available:
World English Dictionary
Dictionnaire Français
controlled substance
con·trolled sub·stance
(
plural
con·trolled sub·stanc·es
)
noun
Definition:
substance controlled by law:
a substance subject to statutory control, especially a drug that can be obtained legally only with a doctor's prescription
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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