helicograph
[ hel-i-koh-graf, -grahf ]
/ ˈhɛl ɪ koʊˌgræf, -ˌgrɑf /
noun
an instrument for drawing helices.
Words nearby helicograph
helicine,
helicine artery,
helicity,
helicline,
helico-,
helicograph,
helicoid,
helicoid cyme,
helicon,
helicopod gait,
helicopt
British Dictionary definitions for helicograph
helicograph
/ (ˈhɛlɪkəʊˌɡrɑːf, -ˌɡræf) /
noun
an instrument for drawing spiral curves