sectored disk
noun
sec·tored disk
ˈsektə(r)d-
variants
or less commonly sector disk
or sector wheel
: a disk with alternate opaque and open sectors used in photometers to vary the brightness in a known manner
Dictionary Entries Near sectored disk
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“Sectored disk.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sectored%20disk. Accessed 26 Nov. 2024.
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