(~s)
Note: The spelling 'disk' is also used in American English, mainly for meaning 1.
1.
A ~ is a flat, circular shape or object.
Most shredding machines are based on a revolving ~ fitted with replaceable blades.
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2.
A ~ is one of the thin, circular pieces of cartilage which separates the bones in your back.
I had slipped a ~ and was frozen in a spasm of pain.
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3.
see also disk , compact ~ , slipped ~