Main Entry: pro·pel
Pronunciation: \prə-ˈpel\
Function: transitive verb
Inflected Form(s): pro·pelled; pro·pel·ling
Etymology: Middle English propellen, from Latin propellere, from pro- before + pellere to drive — more at felt
Date: 15th century
: to drive forward or onward by or as if by means of a force that imparts motion