1) рабочий-оператор, станочник; аппаратчик; машинист; механик
2) амер. владелец предприятия; промышленник; фабрикант
3) биржевой маклер; делец; спекулянт
4) мат. оператор
- operator for a fall
- operator for a rise
- adding-machine operator
- bookkeeping machine operator
- comptometer operator
- farm operator
- foreign currency operator
- for-hire truck operator
- machine-tool operator
- merchandising machine operators
- processing machine operator
- qualified operator
- relief operator
- self-employed operator
- ship operator
- stock exchange operator
- utility operator