n. Chem. a radioactive element, the heaviest of the halogens, which occurs naturally and can be artificially made by nuclear bombardment of bismuth.
Usage:
Symb: At.
Etymology: formed as ASTATIC + -INE(4)
n. Chem. a radioactive element, the heaviest of the halogens, which occurs naturally and can be artificially made by nuclear bombardment of bismuth.
Usage:
Symb: At.
Etymology: formed as ASTATIC + -INE(4)
Oxford English vocab. Оксфордский английский словарь. 2012