cymograph

US: (sī′mə graf′, -gräf′)

WordReference Random House Unabridged Dictionary of American English © 2026

cy•mo•graph  (sī′mə graf′, -gräf′), n. 

1. kymograph.

cy•mo•graph•ic  (sī′mə graf′ik), adj. 

Collins Concise English Dictionary © HarperCollins Publishers::

cymograph / ˈsaɪməˌɡrɑːf -ˌɡræf/ noun

1. a variant of kymograph

WordReference Random House Unabridged Dictionary of American English © 2026

ky•mo•graph  (kī′mə graf′, -gräf′), n. 

1. an instrument for measuring and graphically recording variations in fluid pressure, as those of the human pulse.

Also, cymograph. 

• 1865–70; kymo- + -graph

ky•mo•graph•ic  (kī′mə graf′ik), adj. 

Collins Concise English Dictionary © HarperCollins Publishers::

kymograph / ˈkaɪməˌɡrɑːf -ˌɡræf/, cymograph noun

1. a rotatable drum for holding paper on which a tracking stylus continuously records variations in blood pressure, respiratory movements, etc

Etymology: 20th Century: from Greek kuma wave + -graph

ˌkymoˈgraphic, ˌcymoˈgraphic adjective