noun
collider
kuh-LYD
noun
1
A machine that accelerates particles and smashes them together so physicists can study what comes out.
"The Large Hadron Collider is the biggest particle collider ever built."
"Scientists used the collider to confirm the existence of the Higgs boson."
2
In video games and simulations, an invisible shape used to detect when two objects touch.
"The programmer added a collider to the wall so the character couldn't walk through it."
How to Use Collider
Learner’s notesIn plain EnglishA physics machine (or game-engine tool) built specifically to make things collide.
Common pairings
particle collider
hadron collider
Word Forms
colliders plural
Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “collider”
A quick quiz — meaning, synonyms & usage
→
Fill the Gap
Can you complete this real example?
The Large Hadron _____ is the biggest particle collider ever built.
Etymology
From collide plus the agent suffix -er, "a thing that collides (particles)."