SPECTROHELIOSCOPE


Meaning of SPECTROHELIOSCOPE in English

noun Etymology: International Scientific Vocabulary Date: 1906 spectroheliograph , an instrument similar to a spectroheliograph used for visual as distinguished from photographic observations

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.