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actinic |
actinic dermatitis |
actinic keratosis |
actinic radiation |
actinic ray |
actinide
| actinide series
| actinidia
| actinidia arguta
| actinidia chinensis
| actinidia deliciosa
actinide
WORDNET DICTIONARY
Noun actinide has 1 sense
- actinide(n = noun.substance) actinoid, actinon - any of a series of radioactive elements with atomic numbers 89 through 103; Array is a kind of group, grouping
OXFORD DICTIONARY
actinide, n. (also actinoid) Chem. any of the series of 15 radioactive elements having increasing atomic numbers from actinium to lawrencium.
Idiom
actinide series this series of elements.
Etymology
ACTINIUM + -IDE as in lanthanide
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