noun
preliminary negotiations; preliminary talks
Refers to discussions held before formal negotiations or an agreement, often to set the agenda or build rapport.
両国は本格的な交渉の前に予備交渉を行った。
The two countries held preliminary negotiations before the full-scale talks.
本交渉 refers to the main or formal negotiations, whereas 予備交渉 is the preliminary stage.
Compound of 予備 (preliminary, reserve) and 交渉 (negotiations).