Definition of "densitometer" [densitometer]

• An apparatus for measuring the optical density of a material, such as a photographic negative. (noun)
• See densimeter. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Evaluates motion picture film to determine characteristics, such as sensitivity to light, density, and exposure time required for printing, using sensitometer, densitometer, and timer lights."
• "Accordingly, the need for the medical device for prevention and treatment of osteoporosis is emerging, and the medical device specializing company MacrovisionCEO: Ji-Hyun Yoon, www.emacro.kr is receiving attention for its bone densitometer 'Osteoprima.'"
• "The professional user can adjust any operation via numerical input and can precisely monitor the results using the integrated densitometer."