Definition of commerce noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Define commerce. commerce synonyms, commerce pronunciation, commerce translation, English dictionary definition of commerce. n. 1. The buying and selling of goods, especially on a large scale, as between cities or nations. See Synonyms at business. 2. Intellectual exchange or... From a marketing perspective, commerce creates time and place utility by making goods and services available to the customers at the right place and at the right time by changing their location or placement. Described in this manner, trade is a part of commerce and commerce is an aspect of business. COMMERCE meaning: 1. the activities involved in buying and selling things: 2. the activities involved in buying and…. Learn more.