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“actinide”
actinide, actinide series
Any of a series of chemically similar, radioactive elements with atomic numbers ranging from 89 (actinium) through 103 (lawrencium).
The related chemical elements include: actinium, thorium, palladium, uranium, neptunium, plutonium, americium, curium, berkelium, californium, einsteinium, fermium, mendelevium, nobelium, and lawrencium.
This entry is located in the following unit:
actino-, actin-, actini-, -actinal, actis- +
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