Dictionary
ex•haus•tion
Pronunciation: (ig-zôs'chun), [key]—
n.
1. the act or process of exhausting.
2. the state of being exhausted.
3. extreme weakness or fatigue.
4. the total consumption of something:
the exhaustion of your vacation benefits for the year. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.