spirograph

noun — 2 senses

spirograph

nounalso spelled Spirograph

Etymology From spiro- + graph.

1

Medicine, Sciences an instrument for measuring and recording the depth and rapidity of breathing movements

Related terms
spirogram

Spirograph

noun
1

A geometric drawing toy consisting of a set of plastic gears and toothed rings.

Derived terms
Spirograph Nebula

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — authors: page histories for spirograph and Spirograph.