"capacity of automatic or spontaneous movement," 1827, from French motilité (1827), from Latin mot-, stem of movere "to move" (from PIE root *meue- "to push away").
gastrointestinal motility
Mothers' Day
mother-ship
mothership
motif
motile
motility
motion
motionless
motivate
motivation
motivational
)window.location='https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=byronic106@yahoo.com&lc=US&item_name=Donation+to +Help+Keep+Etymonline+Free+and+Open&no_note=0&cn=&curency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted'){kind=link}