sensor

[ sen-sawr, -ser ]

noun

1. a mechanical device sensitive to light, temperature, radiation level, or the like, that transmits a signal to a measuring or control instrument.
2. a sense organ.

sensor

/ ˈsɛnsə /

noun

1. anything, such as a photoelectric cell, that receives a signal or stimulus and responds to it

Word History and Origins

Origin of sensor¹

First recorded in 1925–30; sense + -or ²

Word History and Origins

Origin of sensor¹

C19: from Latin sēnsus perceived, from sentīre to observe

Example Sentences

The GPS sensor provides the exact location of the tagged individual at a specific point in time.

From Science Daily

"There are about 4,000 tons of lead-based electronic waste generated from these sensors every year, and this research has the potential to remove this waste from the manufacturing process."

From Science Daily

Greater cell density induces stress that leads to a quicker breakdown of not only synNotch in particular, but also cell surface sensors in general.

From Science Daily

In the calcium channel there are four so-called voltage sensors that detect electrical nerve impulses.

From Science Daily

SinoProbe II’s network will be twice as dense, with sensors placed 35 kilometers apart for higher resolution.

From Science Magazine