negotiator; member of a negotiating team
Refers to a person who participates in negotiations, often in formal or official contexts such as business, diplomacy, or labor disputes.
The company sent negotiators to the talks with the union.
He is known as a capable negotiator.
Compound of 交渉 (negotiation) and 員 (member, person). The exact historical derivation is uncertain, but the word follows a common pattern for forming occupational or role-based nouns.