appulse /ə-pulsˈ/

1. A striking against something
2. (of two celestial objects) an apparent coming to conjunction or to the meridian as perceived by an observer (astronomy)
3. Specif the close approach of a planet or asteroid to a star without the occurrence of an eclipse

• acorn
• Acorn
• acorn-barnacle
• acorn-cup
• acorn-cups
• acorned
• acorns
• acorn-shell
• acorn-shells
• acorn worm
• acorn worms
• Acorus
• acosmism
• acosmisms
• acosmist
• acosmists
• acotyledon
• acotyledonous
• acotyledons
• acouchi
• acouchies
• acouchis
• acouchy
• a couple of
• acoustic