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actinoid

/'æktə,nɔɪd/

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

noun
any of a series of radioactive elements with atomic numbers 89 through 103
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Similar:

actinide actinon

type of:
group grouping
adjective
having a radial form
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"starfish are actinoid--that is, they are radially symmetrical"

Similar:

actinomorphic actinomorphous