Krypton

n.

1.

(Chem.) An inert gaseous element of the argon (noble gas) group, of atomic number 36, occurring in air to the extent of about one volume in a million. It was discovered by Ramsay and Travers in 1898. Boiling point, -152.3° C.; melting point, -156.6° C.; symbol, Kr; atomic weight, 83.8.

Noun

1.

krypton - a colorless element that is one of the six inert gasses; occurs in trace amounts in air Synonyms: atomic number 36, Kr

KRYPTON - A frame language. ["An Essential Hybrid Reasoning System: Knowledge and Symbol Level Accounts of KRYPTON", R.J. Brachman et al, Proc IJCAI-85, 1985].

air, argonon, atomic number 36, chemical element, element, inert gas, Kr, noble gas