1. A device or instrument that displays or signals the current temperature of a system, substance, or environment
The temperature indicator on the oven shows that it has reached 350 degrees Fahrenheit.
O indicador de temperatura do forno mostra que atingiu 175 graus Celsius.
2. A gauge, dial, digital display, or other visual element used to monitor thermal conditions
The car's dashboard has a temperature indicator to warn drivers of engine overheating.
O painel do carro possui um indicador de temperatura para avisar os motoristas sobre superaquecimento do motor.