main rotor

Also found in: Acronyms

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(Aviation) The assembly of large rotating airfoils (blades) on a helicopter that produce the lift to support the helicopter in the air.

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Noun

main rotor - rotor consisting of large rotating airfoils on a single-rotor helicopter that produce the lift to support the helicopter in the air

rotor - rotating mechanism consisting of an assembly of rotating airfoils; "there are horizontal rotors on a helicopter or compressor rotors in a jet engine"

rotary wing, rotor blade - the long airfoil that rotates to provide the lift that supports a helicopter in the air

rotor head, rotor shaft - the axis around which the major rotor of a helicopter turns

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anti-torque rotor rotary wing rotor rotor blade rotor head rotor shaft tail rotor			Originally based on a modified OH-6A, the newest version is based on the MacDonnell Douglas 530F and has a single, six-bladed main rotor and four-bladed tail rotor. MH-6 Little Bird: the MH-6 Little Bird, only found in the 160th ... by Soldiers Magazine At 10-20 pm thick, Durotect P dark grey PTFE coating reduces friction and provides anti-wear protection of main rotor bearings by promoting sliding capacity of bearing outer ring. New coating for cylindrical roller bearings by Coatings World A flake of metal in the main rotor gearbox was spotted by a detection system. Chopper doomed before crew knew by Daily Record (Glasgow, Scotland)			Maimonides Main main airfield main armament main attack main battle area main chance main clause main convoy main course main deck main detonating line main diagonal main drag main entry word main file Main Line main line of resistance main man main market main memory main office main operations base main plane main road main rotor main royalmast main sequence main squeeze main store main street main supply route main topgallant main topgallantmast main topmast main topsail main transom main yard Main-gauche Main-hamper main-line main-topmast main-topsail mainbrace Maine Maine coon Maine law maine lobster Maine-et-Loire Mainer mainframe			Main Propulsion Diesel Engine Main Propulsion Gas Turbine Main Propulsion Steam Turbine Main Propulsion System Main Propulsion Test Article Main pulmonary artery Main pulmonary artery Main pulmonary artery Main Quality Research Grant main rafter Main Receiving Sub-Station Main Reduction Gear Main Refinancing Operation Main Reflector Main Reflector Surface main reinforcement main return Main Ring Path Length Main Ring Simulator Main River Main River Main River Main River Main River main road Main Road, Hobart Main Roads Western Australia Main rod Main rod main rope main rotor Main Rotor Blade Main Rotor Gearbox Main Rotor Head Main Rotor Linkage Main Rotor Speed-Rotor Rate of Rotation in percent Main Rousseau Bocher Main Rousseau Bocher main routine main royalmast main runner Main Rural Workers Coalition Main Satellite Main Science and Technology Indicators Main Seawater main sequence main sequence main sequence Main Sequence of Stars Main Sequence Star Main Sequence Star Main Sequence Star Main sequence stars Main sequence stars Main sequence stars Main Sequence Turn-Off Main Service Channel main sewer main shaft Main Shaft Speed Main Shift Register

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