— spectrohelioscopic /spek'troh hee'lee euh skop"ik/ , adj.
/spek'troh hee"lee euh skohp'/ , n.
1. a spectroheliograph.
2. a similar instrument, used for visual instead of photographic observations.
[ 1925-30; SPECTRO- + HELIO- + -SCOPE ]
— spectrohelioscopic /spek'troh hee'lee euh skop"ik/ , adj.
/spek'troh hee"lee euh skohp'/ , n.
1. a spectroheliograph.
2. a similar instrument, used for visual instead of photographic observations.
[ 1925-30; SPECTRO- + HELIO- + -SCOPE ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012