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propel
propellant
propellent
propeller
propeller-head
propeller shaft
propelling pencil
propene
propenoic acid
propensity
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propagate

prop·a·gate [ próppə gàyt ] (past and past participle prop·a·gat·ed, present participle prop·a·gat·ing, 3rd person present singular prop·a·gates)


verb 
Definition:
 
1. transitive and intransitive verb biology reproduce organism: to reproduce a plant or animal, or cause one to reproduce

2. transitive and intransitive verb gardening create new plants: to multiply plants by the use of seeds or cuttings

3. transitive verb spread something widely: to spread an idea or custom to many people

4. transitive and intransitive verb physics impel something forward: to move or transmit something such as a sound or light wave forward through a medium such as air

[Late 16th century. < Latin propagat-, past participle of propagare "breed plants from shoots or layers" < propago "layer"]

prop·a·ga·ble adjective
prop·a·ga·tion [ pròppə gáysh'n ] noun
prop·a·ga·tion·al [ pròppə gáyshən'l, pròppə gáyshnəl ] adjective
prop·a·ga·tive [ próppə gàytiv ] adjective
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