operator
UK/'ɒpәreitә/US
NGSL 3kTOEFLB2
Definitions
n.
A person who works or controls a machine, vehicle, or system.
操作员（操作机器、车辆或系统的人）。
n.
A person who connects telephone calls or provides phone services; a company providing a service.
电话接线员；（提供服务的）运营商。
n.
A symbol or function representing a mathematical or logical operation.
（数学、逻辑的）运算符。
Root Breakdown
Root-derivedoperate + -or (agent) = 'one who operates.' The person (or company, or symbol) that does the work of operating: a crane operator, a phone operator, a math operator.
Root oper still carries 16 more wordsExample Sentences
- 1.
The crane operator lifted the beam into place.
- 2.
Ask the operator to connect you to the front desk.
- 3.
The plus sign is an arithmetic operator.