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Meaning of nondirectional

non•di•rec•tion•al

Pronunciation: (non"di-rek'shu-nl, -dī-), [key]
— adj.
  1. functioning equally well in all directions; omnidirectional.
  2. without direction; not directional.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.