Canadian English Meaning of helium

helium

Other Canadian English words related to helium

No Synonyms and anytonyms found

Definitions and Meaning of helium in English

Wordnet

helium (n)

a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)

Webster

helium (n.)

A gaseous element found in the atmospheres of the sun and earth and in some rare minerals.

An inert, monoatomic, gaseous element occurring in the atmosphere of the sun and stars, and in small quantities in the earth's atmosphere, in several minerals and in certain mineral waters. Symbol, He; at. wt., 4. was first detected spectroscopically in the sun by Lockyer in 1868; it was first prepared by Ramsay in 1895. has a density of 1.98 compared with hydrogen, and is more difficult to liquefy than the latter. Chemically, it belongs to the argon group and cannot be made to form compounds. It is a decomposition product of the radium emanation.

FAQs About the word helium

helium

a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain nat

No synonyms found.

No antonyms found.

helispherical => hemispherical, helispheric => hemispheric, helipterum manglesii => Helipterum manglesii, helipterum => Helipterum, heliport => Heliport,