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.
Euryale is an perennial plant native to eastern Asia, and is found from India-found in Bihar,(Local name Makhana) and in Loktak Lake Manipur (local name-Thangzing)] to Korea and Japan, as well as parts of eastern Russia.It grows in water, producing bright purple flowers.uryale is an perennial plant native to eastern Asia, and is found from India-found in Bihar,(Local name Makhana) and in Loktak Lake Manipur (local name-Thangzing)] to Korea and Japan, as well as parts of eastern Russia.