You searched for: “coniscope”
koniscope, coniscope, dust counter, Aitken dust counter
An scientific instrument which indicates the presence of dust particles in the atmosphere.

Named after John Aitken (1839-1919), a Scottish physicist and meteorologist, one of the founders of cloud physics and aerosol science who invented the first koniscope.

This entry is located in the following units: coni-, conio-, -coniosis, -conite, koni-, konio-, kon-, kono- (page 2) scopo-, scop-, scept-, skept-, -scope-, -scopy, -scopia, -scopic, -scopist (page 14)