| Ac | accelerator [globulin]; acetate; acetyl; actinium; arabinosyl cytosine |
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| AcK | francium [actinium K] |
| actinium | <chemistry> A supposed metal, said by Phipson to be contained in commercial zinc; so called because certain of its compounds are darkened by exposure to light. Origin: Gr, ray. Source: Websters Dictionary (01 Mar 1998) |
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Synonyms :
| actinium |
a radioactive element of the actinide series; found in uranium ores
Ãâó: wordnet.princeton.edu/perl/webwn
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| actinium e. |
one member of the radioactive series derived from actinium. It is produced from actinium X, has an atomic weight of 218, its atomic number is 86, and by the loss of alpha particles it becomes actinium A.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| actinium | a radioactive element of the actinide series |
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