absorptiometry

[ ăb-zôrp′shē-ŏmĭ-trē ]

n.

A diagnostic technique for measuring bone mineral density in which an image of bone is produced from computerized analysis of absorption rates of photons directed in a focused beam at a body part.

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Other words from absorptiometry

ab•sorp′ti•ome•ter n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for absorptiometry

absorptiometry
[ əb-sôrp′tē-ŏmĭ-trē ]

A method of chemical analysis in which a sample of a substance is exposed to electromagnetic radiation, and the amount of radiation absorbed by the sample is measured. This measurement is then used to determine the concentration or chemical composition of the substance. Absorptiometry is used in medicine to measure bone density.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.