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collisional

Upper-Intermediate (B2)

IPA: /kəˈlɪʒənl/

KK: /kəˈlɪʒənl/

adjective
Definition

Relating to events where two or more objects hit each other, especially in the context of particles or physical bodies.


Example

The collisional effects in the experiment were significant in understanding particle interactions.


Conversation
Sloth A
Did you read that article about collisional events in space?
Sloth B
Yeah, it was fascinating how particles interact during collisions!
Sloth A
I didn't realize how much energy those collisional events can produce.
Sloth B
Right? It's amazing to think about the forces at play out there.

Synonyms & Antonyms
Synonyms
impact
crash
bump
Antonyms
noncollisional
peaceful
calm
Root Explanation

Collisional → It is formed from "collide" (from Latin "collidere", meaning to strike together) and the suffix "-al" (meaning pertaining to). The word "collisional" refers to something that is related to or characterized by a collision.

Memory Tip

Think of things that 'strike together' ('collide') and how the '-al' suffix indicates that it pertains to that action. This helps you remember that 'collisional' relates to collisions.

Visually Confused Words
coalitional
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