propulsory


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Related to propulsory: propulsion

pro·pul·sion

 (prə-pŭl′shən)
n.
1. The process of driving or propelling.
2. A driving or propelling force.

[Medieval Latin prōpulsiō, prōpulsiōn-, onslaught, urging on, from Latin prōpulsus, past participle of prōpellere, to drive forward; see propel.]

pro·pul′sive, pro·pul′so·ry (-sə-rē) adj.