Meaning of undersurface

un•der•sur•face

Pronunciation: (un'dur-sûr"fis), [key]
— n.
  1. underside; bottom surface.
—adj.
  1. submerged; under the surface, as of water, earth, etc.: the undersurface speed of a submarine.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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