biplane
oxford
views updated May 11 2018bi·plane / ˈbīˌplān/ •
n. an early type of aircraft with two pairs of wings, one above the other.![]()
biplane
The Oxford Pocket Dictionary of Current English
biplane
oxford
views updated May 21 2018biplane XX. f.
BI- +
PLANE3.
The Concise Oxford Dictionary of English Etymology T. F. HOAD