IPA: /ˈlɪtɪˌɡeɪtə/
KK: /ˈlɪtɪˌɡeɪtər/
A person who represents clients in legal cases and argues in court.
The litigator presented a strong case to the jury.
Litigator → It is formed from "litigare" (meaning to dispute or bring a lawsuit) and the agent suffix "-or" (meaning one who). A litigator is one who engages in disputes or lawsuits, typically in a legal context.
Think of someone who 'disputes' ('litigare') in a legal setting — that's why a litigator is someone who engages in lawsuits.