Definition of "substantial" []

• Of, relating to, or having substance; material. (adjective)
• True or real; not imaginary. (adjective)
• Solidly built; strong. (adjective)
• Ample; sustaining: a substantial breakfast. (adjective)
• Considerable in importance, value, degree, amount, or extent: won by a substantial margin. (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.

• "Both the north and south are hoping for what they term substantial progress at that meeting which starts on Tuesday."
• "As a practical matter, the term substantial compliance means just that; complying with the minimum standards as required by SORNA."
• "The men tell Mr. Schiller that they are considering donating as much as $5 million to NPR because of what they describe as the substantial "Zionist coverage" by other news organizations."