convertiplanen.
/kənˈvəːtɪpleɪn/ A type of aircraft combining certain features of the helicopter with those of a conventional aeroplane.
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society > travel > air or space travel > a means of conveyance through the air > [noun] > an aircraft > combining features of plane and helicopter
convertiplane1949
1949 Jrnl. Royal Aeronaut. Soc. 53 310/1 If they wanted to fly helicopters at speeds much above 140 m.p.h.,..they might have to use forward propulsive airscrews and possibly fixed wings, but such aircraft should probably be called ‘convertaplanes’, rather than helicopters.
1952 Daily Tel. 14 Apr. 6/4 A ‘convertiplane’, with small wings and large rotor blades, mounted at each wingtip, which could be tilted forward to become propellers.
1959 Engineering 23 Jan. 103/2 The Fairey Aviation Company's Rotodyne ‘convertiplane’ set up the first world class speed record in this category of vertical take-off airliners.
1963 New Scientist 24 Jan. 183/3 A stowed-rotor convertiplane.
This entry has not yet been fully updated (first published 1972; most recently modified version published online December 2020).
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n.1949