[ぜったいとうきゅう, zettaitoukyuu] (n) (See 視等級) absolute magnitude[Add to Longdo]
Result from Foreign Dictionaries (1 entries found)
From WordNet (r) 3.0 (2006) [wn]:
absolute magnitude
n 1: (astronomy) the magnitude that a star would have if it were
viewed from a distance of 10 parsecs (32.62 light years)
from the earth