Definitions for

Overview of noun efficacy

The noun efficacy has 1 senses? (first 1 from tagged texts)
1. (6) efficacy, efficaciousness

(capacity or power to produce a desired effect; "concern about the safety and efficacy of the vaccine") © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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