astatine

POS

Noun

HYPHEN

as=ta=tine

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WORDNET DICTIONARY

Noun astatine has 1 sense

astatine(n = noun.substance) at, atomic number 85 - a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium; Array

is a kind of chemical element, element, halogen

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OXFORD DICTIONARY

astatine, 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)

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