americium

 : 
Noun
 : 
am=er=i=ci=um

WORDNET DICTIONARY

Noun americium has 1 sense

OXFORD DICTIONARY

americium, n. Chem. an artificially made transuranic radioactive metallic element.

Usage
Symb.: Am.
Etymology
America (where first made) + -IUM

For further exploring for "americium" in Webster Dictionary Online


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