Medical Dictionary
Main Entry:
mi·cro·pho·tom·e·ter Pronunciation:
-fO-'täm-&t-&r Function:
noun : an instrument for measuringthe amount of light transmitted or reflected by small areas or for measuring the relative densities of spectral lines on a photographic film or plate —
mi·cro·pho·to·met·ric /-"fOt-&-'me-trik/ adjective —
mi·cro·pho·to·met·ri·cal·ly /-tri-k(&-)lE/ adverb —
mi·cro·pho·tom·e·try /-fO-'täm-&-trE/ noun plural -tries
[mahy-kroh-foh-tom-i-ter] 
kroʊ