Leon Trotsky Leon Trotsky /liːɒn ˈtrɒtski/

noun

1. Russian revolutionary and Communist theorist who helped Lenin and built up the army; he was ousted from the Communist Party by Stalin and eventually assassinated in Mexico (1879-1940)  ( Leon Trotsky , Lev Davidovich Bronstein , Trotsky )
   Russian revolutionary and Communist theorist who helped Lenin and built up the army; he was ousted from the Communist Party by Stalin and eventually assassinated in Mexico (1879-1940)
   
   

 garbageman garbageman /ˈgɑːrbɪdʒmæn/

noun

1. [ N. American] Someone employed to collect and dispose of refuse  ( dustman [British] , garbage carter [ N. American] , garbage hauler [ N. American] , garbage man [ N. American] , garbageman [ N. American] , refuse collector , binman [Informal, British] , bin man [Informal, British] , trashman [ N. American] , garbage collector [ N. American] )
   someone employed to collect and dispose of refuse
   
   

 protractor protractor /prəˈtræktər/

noun

1. Drafting instrument used to draw or measure angles  ( protractor )
   drafting instrument used to draw or measure angles
    I used a protractor to measure the angle
   I used a protractor to measure the angle
   
   

 ballast ballast /ˈbæləst/

noun

1. () Any heavy material used to stabilize a ship or airship  ( ballast )
   any heavy material used to stabilize a ship or airship
   
2. An electrical device for starting and regulating fluorescent and discharge lamps  ( ballast , light ballast )
   an electrical device for starting and regulating fluorescent and discharge lamps
   
   
3. A resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)  ( ballast , barretter , ballast resistor )
   a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
   
4. An attribute that tends to give stability in character and morals; something that steadies the mind or feelings  ( ballast )
   an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
   
5. Coarse gravel laid to form a bed for streets and railroads  ( ballast )
   coarse gravel laid to form a bed for streets and railroads
   

verb

1. Make steady with a ballast  ( ballast )
   make steady with a ballast