Definition of "determiner" [de•ter•min•er]

• One that determines. (noun)
• Grammar A word belonging to a group of noun modifiers, which includes articles, demonstratives, possessive adjectives, and words such as any, both, or whose, and, in English, occupying the first position in a noun phrase or following another determiner. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "You'll just find MORE means-plus-fxn type language, e.g., the determiner is a "processor.""
• ""determiner" in the germ-plasm; that by suitable matings a breeder could rid a stream of germ-plasm of almost any determiner he wished; and that the corresponding unit character would thereupon disappear from the visible make-up of the individual."
• "What the G20 shows us is that money is an ever increasing objective determiner of who has the power in society."