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Rota
rota
rotable
Rotameter
Rotarian
rotary
Rotary Club
rotary cultivator
rotary engine
Rotary International
rotary mower
rotary plough
rotary plow
rotary press
rotary pump
rotary tiller
rotary-wing aircraft
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rotaxane
ro·tax·ane [ rō ták sàyn ] (plural ro·tax·anes)


noun 
Definition:
 
chemical compound of two parts: a chemical compound consisting of two unbonded portions, a long thin molecule that is encircled by a molecule held in its position by large end groups
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