any instrument used to measure the size and number of dust particles per unit volume in the atmosphere.
QUIZ TIME: TEST YOUR MEMORY OF THE MAY 2020 WORDS OF THE DAY
Let the aeolian gusts transport you back to these popular Words of the Day from the month of May. How many do you remember?
Question 1 of 10
Which of the following words means “to travel or journey, especially to walk on foot”?
Also called nucleus counter.
Origin of dust counter
First recorded in 1890–95
Words nearby dust counter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for dust counter
It is not nearly so accurate as the dust-counter; but it is cheaper, more easily wrought, and more handy for quick work.Meteorology|J. G. M'Pherson