isogram: Meaning and Definition of

i•so•gram

Pronunciation: (ī'su-gram"), [key]
— n. Meteorol., Geog.
  1. a line representing equality with respect to a given variable, used to relate points on maps, charts, etc. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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