n. Something that can be quantified; a measurable.
The Century Dictionary and Cyclopedia
That may be quantified; that can be measured as a quantity.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. capable of being quantified
Word Usage
"If you want to put it in quantifiable terms, you must integrate the product of a woman’s capacity to attract a mate and her ability to evaluate a mate over the time interval."