— pyrheliometric /puyeur'hee lee euh me"trik, pir'-/ , adj.
/puyeur'hee lee om"i teuhr, pir'-/ , n. Astrophysics.
an instrument for measuring the total intensity of the sun's energy radiation.
[ 1860-65; PYR- + HELIO- + -METER ]
— pyrheliometric /puyeur'hee lee euh me"trik, pir'-/ , adj.
/puyeur'hee lee om"i teuhr, pir'-/ , n. Astrophysics.
an instrument for measuring the total intensity of the sun's energy radiation.
[ 1860-65; PYR- + HELIO- + -METER ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012