momentum /mō-menˈtəm/

1. The quantity of motion in a body measured by the product of mass and velocity
2. Force of motion gained in movement, impetus (informal)

• urchin
• urchin cut
• urchin cuts
• urchins
• urchin-shows
• urchin-snouted
• urd
• urd bean
• urdee
• urds
• Urdu
• urdy
• urdé
• urdée
• -ure
• ure
• urea
• urea-formaldehyde resin
• urea-formaldehyde resins
• ureal
• urea resins
• ureas
• uredia
• Uredinales
• uredine