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active vocabulary

British  

noun

  1. the total number of words a person uses in his own speech and writing Compare passive vocabulary

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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All these have made or are making their way into the American active vocabulary as straightforward, uninflected phrases.

From Slate • Sep. 20, 2011

At the end of the first year a college student ought to have mastered the elements of grammar and possess good pronunciation and an active vocabulary of about six hundred or eight hundred words.

From College Teaching Studies in Methods of Teaching in the College by Klapper, Paul

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