spectrohelioscope

[spek-troh-hee-lee-uh-skohp]

noun

a spectroheliograph.

a similar instrument, used for visual instead of photographic observations.

Origin of spectrohelioscope

First recorded in 1925–30; spectro- + helio- + -scope

Related formsspec·tro·he·li·o·scop·ic

[spek-troh-hee-lee-uh-skop-ik] /ˌspɛk troʊˌhi li əˈskɒp ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for spectrohelioscope

spectrohelioscope

noun

an instrument, similar to the spectroheliograph, used for observing solar radiation at one particular wavelength

Derived Formsspectrohelioscopic (ˌspɛktrəʊˌhiːlɪəʊˈskɒpɪk), adjective

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