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Commentary Index | Return to PrayerRequest.com | DownloadNoah Webster Dictionary (1913 edition): Biplane
Subjects in this Topic:
(1):
(n.) An aeroplane with two main supporting surfaces one above the other.
(2):
(a.) Having, or consisting of, two superposed planes, aerocurves, or the like; of or pertaining to a biplane; as, a biplane rudder.