negotiate

Concise Oxford English Dictionary © 2008 Oxford University Press:
negotiate/nɪˈɡəʊʃieɪt/

▶verb

• 1 try to reach an agreement or compromise by discussion with others.

  ■ obtain or bring about by negotiating.

• 2 find a way over or through (an obstacle or difficult path).

• 3 transfer (a cheque, bill, etc.) to the legal ownership of another.

  ■ convert (a cheque) into cash or notes.

– derivatives
negotiant noun (archaic),
negotiation noun,
negotiator noun.

– origin C17 (earlier (C15) as negotiation): from L. negotiat-, negotiari ‘do in the course of business’, from negotium ‘business’.