In a bilateral manner.

A meeting between two people or groups.

Having two sides. / Involving both sides equally. / (of an agreement) Binding on both of the two parties involved. / Having bilateral symmetry.

plural of bilateralization

The quality of being bilateral.

Having a matching arrangement on each of two sides. / The policy of having bilateral agreements between two countries (as opposed to unilateralism and multilateralism).

plural of bilateral

The process, or the result of bilateralizing

To make or become bilateral.

simple past tense and past participle of bilateralize