Requiring much effort or attention: exhausted by a demanding job. See Synonyms at burdensome.(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.
Use "demanding" in a sentence
"The Top Hat tried to say something, his hands flailing, his expression demanding mercy now that he was powerless."
"In truth he speaks with such affection and so little aggression, even the word demanding was said in a font halfway between normal and capitals."
"President Nelson Mandela on Monday condemned what he called the demanding style of the weekend's rightwing protest against the imprisonment of Willem Ratte, saying no government could respond to such demands."