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Meaning of wind tunnel

wind' tun"nel

Pronunciation: (wind), [key]
— Aeron. Aeron.
  1. a tubular chamber or structure in which a steady current of air can be maintained at a controlled velocity, equipped with devices for measuring and recording forces and moments on scale models of complete aircraft or of their parts or, sometimes, on full-scale aircraft or their parts.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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