preconcerted

• 书面用语，形容词，指事先安排、约定或商定的；也可指预先设定或预谋的。

An archaic adjective meaning arranged or agreed upon in advance; prearranged.

1. Prearranged or agreed uponC1formal

   Planned or decided in advance, often by mutual agreement.

   预先商定的

   • The meeting was held at a preconcerted time and place.
   • They followed a preconcerted plan to avoid confusion.
   • The handover of the documents occurred at a preconcerted signal.

   同义词agreedarrangedfixedorganizedplannedpredeterminedscheduledset

   反义词impromptuspontaneousunplannedunpremeditated