permeance: Meaning and Definition of

per•me•ance

Pronunciation: (pûr'mē-uns), [key]
— n.
  1. the act of permeating.
  2. the conducting power of a magnetic circuit for magnetic flux; the reciprocal of magnetic reluctance.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.