dust counter

noun

1. any instrument used to measure the size and number of dust particles per unit volume in the atmosphere.

Word History and Origins

Origin of dust counter¹

First recorded in 1890–95

Example Sentences

Just as intriguing as the new objects is the apparent gap between 50 and 60 AU, says Mihály Horányi, a space physicist at the University of Colorado Boulder who oversees New Horizons’s dust counter.

From Science Magazine

Many of its instruments are in hibernation, but a dust counter has run continuously during the mission.

From Science Magazine

A student-built dust counter aboard New Horizons — from the University of Colorado at Boulder — is named after her.

From New York Times

A student-built dust counter aboard New Horizons — from the University of Colorado at Boulder — is named after her.

From US News

A student-built dust counter aboard New Horizons — from the University of Colorado at Boulder — is named after her.

From New York Times