An example of commerce is trade between two countries.
An example of commerce is the social or intellectual exchanges amongst a group of friends.
Commercing with himself. -Tennyson.
Musicians ... taught the people in angelic harmonies to commerce with heaven. -Prof. Wilson.
Beware you commerce not with bankrupts. -B. Jonson.
Origin of commerce
- French from Old French from Latin commercium com- com- merx merc- merchandise
From American Heritage Dictionary of the English Language, 5th Edition