Bolometer
/bəˈlɑːmɪtər/
Definition 1 of 1
Pro Tip 1/3Technical Term
Bolometer is a technical word used in scientific contexts such as physics and engineering. 
In their latest research, physicists designed a more sensitive bolometer.
Pro Tip 2/3Not Generic
Bolometer is specific to measuring electromagnetic radiation and isn't used for general temperature measurement. 
To quantify solar radiation, they deployed a bolometer, not a thermometer.
Pro Tip 3/3Precise Applications
A bolometer is commonly used in astronomy and infrared spectroscopy. 
The astronomer explained how the bolometer helps in the study of distant stars.