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Astatine

nounverified·updated May 18, 2026

a highly unstable radioactive element (the heaviest of the halogen series)

Framework senses

Wordset Dictionary1 senseview framework →
§1
a highly unstable radioactive element (the heaviest of the halogen series)
Legacy lexicon import1 senseview framework →
§1 · legacy_primary
a highly unstable radioactive element (the heaviest of the halogen series)
DR-088 backfill from the noun definition column