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An instrument for recording variations in pressure, as of the blood, or in tension, as of a muscle, by means of a pen or stylus that marks a rotating drum.
[Greek kūma, something swollen; see cyma + -graph.]
kymograph(ˈkaɪməˌɡrɑːf; -ˌɡræf) or
1. (Medicine) med a rotatable drum for holding paper on which a tracking stylus continuously records variations in blood pressure, respiratory movements, etc
2. (Phonetics & Phonology) phonetics this device as applied to the measurement of variations in the muscular action of the articulatory organs
3. (Aeronautics) an instrument for recording the angular oscillations of an aircraft in flight
[C20: from Greek kuma wave + -graph]
ˌkymoˈgraphic, ˌcymoˈgraphic adj
ky•mo•graph(ˈkaɪ məˌgræf, -ˌgrɑf)
an instrument for measuring and graphically recording variations in fluid pressure, as those of the human pulse.
ky`mo•graph′ic (-ˈgræf ɪk) adj.