supercollision
scattering
recollision
coannihilation
collisionality
nuclear response function
Kessler syndrome
collision
subevent
pp
ppbar
intermolecular force
collisionlessness
percussion
spallation
rain
collision course
collision theory
bump
procoagulation
fulmination
hadron
fallout
colliding
superscattering
coming together
bird strike
heteronucleation
nanointeraction
diaspora
collider
rapid unplanned disassembly
impact
fundamental interaction
fragmentation
resonance
chemical bond
electrino
particle mechanics
decollimation
hit
proton accelerator
static friction
clashing
spike attack
microviscosity
affinity
tribonucleation
explodium
debunching