helioscope

[hee-lee-uh-skohp]

Origin of helioscope

First recorded in 1665–75; helio- + -scope
Related formshe·li·o·scop·ic [hee-lee-uh-skop-ik] /ˌhi li əˈskɒp ɪk/, adjectivehe·li·os·co·py [hee-lee-os-kuh-pee] /ˌhi liˈɒs kə pi/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for helioscope

Historical Examples of helioscope