exchange

exchange n

ME < AF < OFr < L.; see exchange, v.

1. Trade; switch; transposition; yielding; surrender.
2. Replacement; substitution; relinquishment.
3. Meeting; reciprocal giving and receiving; [fig.] dialogue; conversation.
4. Transition; conversion; changeover; seasonal change.

exchange v

OFr < L.; see change, v.

1. Simultaneously give; yield to one another.
2. Trade; barter; [fig.] meet; confer; converse.
3. Relinquish; switch; surrender; give up; let go of.