Antonyms of actinium from BoostVocab

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actinium

/æk'tɪniəm/

Synonyms of actinium Antonyms of actinium Examples of actinium Usage of actinium Parts of actinium Definition that contains actinium Words sounding like actinium Explanation of actinium

noun
a radioactive element of the actinide series; found in uranium ores
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Similar:

ac atomic number 89

type of:
chemical element element

Antonyms of actinium

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