Definitions for lanthanum

lanthanum lan·tha·num

Spelling: [lan-thuh-nuh m]
IPA: /ˈlæn θə nəm/

Lanthanum is a 9 letter English word. It's valid Words with friends word worth 18 points.

You can make 221 anagrams from letters in lanthanum (aahlmnntu).

Definitions for lanthanum

noun

  1. a rare-earth, trivalent, metallic element, allied to aluminum, found in certain minerals, as monazite. Symbol: La; atomic weight: 138.91; atomic number: 57; specific gravity: 6.15 at 20°C.

Origin of lanthanum

New Latin (1841), equivalent to lanthan- (Greek lanthánein to escape notice; referring to its position on the periodic table) + -um, variant of -ium -ium

Examples for lanthanum

Didymium, a rare metallic element, occurring along with lanthanum in the mineral cerite as discovered by Mosander in 1842.

lanthanum hydroxide, La(OH)3, is a white amorphous powder formed by precipitating lanthanum salts by potassium hydroxide.

Not to mention rare elements such as lanthanum, cerium, and neodymium, essential to modern technology and commanding high prices.

lanthanum, lan′tha-num, n. a metal discovered in 1839 in cerite, a hydrated silicate of cerium.

During an absence of several days, the inventor left a mantle of lanthanum oxide locked up in his laboratory.

lanthanum sulphide, La2S3, is a yellow powder, obtained when the oxide is heated in the vapour of carbon bisulphide.

Word Value for lanthanum
Scrable

0

Words with friends

18

Similar words for lanthanum
Word of the day