astatine

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Definitions from WordNet

Noun astatine has 1 sense

astatine, At, atomic number 85 - a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
--₁ is a kind of chemical element, element; halogen

Definitions from the Web

Astatine

Description:

Astatine is a rare chemical element with the symbol At and atomic number 85. It occurs naturally in minute quantities as the heaviest element of the halogen family.

Part of Speech:

Noun, adjective

Senses:

Sense 1 - Noun:

Astatine is a chemical element of the halogen family.

Sense 2 - Adjective:

Referring to something related to or containing astatine.

Sample Sentences:

1. The chemical symbol for astatine is 'At'.

2. Astatine is a radioactive element.

3. The compound formed with astatine has unique properties.

4. The astatine test detected the presence of the rare element.

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