Meaning of undercarriage

un•der•car•riage

Pronunciation: (un'dur-kar"ij), [key]
— n.
  1. the supporting framework underneath a vehicle, as an automobile or trailer; the structure to which the wheels, tracks, or the like are attached or fitted.
  2. the portions of an aircraft that are below the body.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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