Definition of mainplane in English:

mainplane

Line breaks: main|plane
Pronunciation: /ˈmeɪnpleɪn
 
/

noun

A principal wing or other supporting surface of an aircraft, as opposed to a tailplane.
More example sentences
  • Now staff are preparing the centre section and hull for relocation to Point Cook where the mainplanes are being restored.
  • Conversion involved; replacing the upper, and lower mainplanes with scratchbuilt narrower chord wings.
  • The coolant radiators were in the mainplane leading edge between the engines and the fuselage.

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Word of the day conspicuous
Pronunciation: kənˈspɪkjʊəs
adjective
clearly visible