dictionary help| actinide elements --> actinides | medical dictionary |
Those elements with atomic numbers 89 to 103, corresponding to the lanthanides in the Periodic Table.
Synonyms: actinide elements.
Origin: actinium, first element of the series
(05 Mar 2000)
actinic ray, actinic reticuloid, actinide, actinide elements < Prev | Next > actiniform, actinin, actinism, actinium
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