A proportion used in determining the dimensional relationship of a representation to that which it represents: a world map with a scale of 1:4,560,000. b. A calibrated line, as on a map or an architectural plan, indicating such a proportion.
Yttria (yttrium oxide, Y 2 O 3), was discovered by Johann Gadolin in 1794 in a mineral called gadolinite from Ytterby. Ytterby is the site of a quarry in Sweden which contains many unusual minerals containing erbium, terbium, and ytterbium as well as yttrium.
Download this dictionary. Tristitia. Tristitia is a Swedish doom metal band formed in Halmstad, Sweden in 1992 by guitarist Luis Beethoven Galvez. His devotion for Doom Metal and sorrowful melodies brought him to form the band with Death/Gothic style singer Thomas Karlsson and Harri Juvonen on bass.