Pronunciation: (ik-sel'), [key]
—v., -celled, -cel•ling.
to surpass others or be superior in some respect or area; do extremely well: to excel in math.
to surpass; be superior to; outdo: He excels all other poets of his day.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.