Spectrohelioscope
[spek-troh-hee-lee-uh-skohp] /ˌspɛk troʊˈhi li əˌskoʊp/
noun
1.
a spectroheliograph.
2.
a similar instrument, used for visual instead of photographic observations.
spectrohelioscope
/ˌspɛktrəʊˈhiːlɪəʊˌskəʊp/
noun
1.
an instrument, similar to the spectroheliograph, used for observing solar radiation at one particular wavelength
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