the skilled practice of a practical occupation | accepted or habitual practice |
the business given to a commercial establishment by its customers | habitual patronage |
a particular instance of buying or selling | a specific practice of long standing |
an equal exchange | money collected under a tariff |
the commercial exchange (buying and selling on domestic or international markets) of goods and services | |
people who perform a particular kind of skilled work | |
steady winds blowing from east to west above and below the equator | |