Meaning of polar opposition

po'lar opposi'tion

Pronunciation: [key]
— Ling. Ling.
  1. the relation between a pair of antonyms that denote relatively higher and lower degrees of a quality with respect to an explicit or implicit norm rather than absolute values, as the relation between tall and short or light and dark, but not between true and false.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.