What is the meaning of Spirograph?

(n.) An instrument for recording the respiratory movements, as the sphygmograph does those of the pulse.
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APAWebster's. (2011). spirograph. Retrieved September 21, 2026, from http://smartdefine.org/spirograph/definitions/2065029
ChicagoWebster's. 2011. "spirograph" http://smartdefine.org/spirograph/definitions/2065029 (accessed September 21, 2026).
HarvardWebster's 2011, spirograph, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/spirograph/definitions/2065029>.
MLAWebster's. "spirograph" 28 May 2011. Web. 21 September 2026. <http://smartdefine.org/spirograph/definitions/2065029>
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