Exertion - Definition
exertion
n 1: use of physical or mental energy; hard work; "he got an A
for effort"; "they managed only with great exertion" [syn:
effort, elbow grease, exertion, travail, sweat]
n 1: use of physical or mental energy; hard work; "he got an A
for effort"; "they managed only with great exertion" [syn:
effort, elbow grease, exertion, travail, sweat]