Definition of "augmentative" [aug•ment•a•tive]

• Having the ability or tendency to augment. (adjective)
• Grammar Indicating an increase in the size, force, or intensity of the meaning of an adjacent word, as up does in eat up. (adjective)
• Grammar An augmentative word. (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.

• "The term augmentative refers to the process of augmenting existing speech abilities, while the term alternative refers to the process of providing a substitute for speech [25]."
• "A second disk of dough goes on top and is pressed in place to make a single large raviolo (ravioli is the plural), or, to be more exact, a raviolone (the last syllable, an Italian "augmentative," implies bigness beyond the normal) with a raw yolk inside."
• "Prentke Romich Company (PRC), the leading manufacturer of alternative and augmentative communication (AAC) devices for individuals with speech disabilities, has launched AAC Language Lab, a comprehensive new web resource for speech professionals, teachers, and parents who support the AAC community."