Meaning of genteelism

gen•teel•ism

Pronunciation: ( jen-tē'liz-um), [key]
— n.
  1. a word or phrase used in place of another, supposedly less genteel term: “Limb” is a genteelism for “leg.”
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.