bi·lat·er·al /ˌbī-'la-tə-rəl/ adj: affecting, obligating, or shared by both parties
a bilateral agreement
bi·lat·er·al·ly /-rə-lē/ adv
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.