Definition of "illusive" []

• Illusory. (adjective)

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.

• "Besides all this, they are exceedingly valuable as providing us with that general sense of religion, vague and illusive, which is deeper than all dogma."
• "PS -- Yes, it's supposed to be "illusive" as in "illusory," as opposed to"
• "Worse, panelists seemed at a loss in terms of how to better grasp or measure engagement, which is a notoriously "illusive" concept, said Charley Shoemaker, director of video measurement products at Nielsen Online."