Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
stance
ourselves
actinal
SPONSORED LINKS
SPONSORED LINKS
affluent
badlands national park
grummet
lower jaw
way out
budorcas taxicolor
meat
Hide translation
actinium
actinium
/ækˈtɪnɪəm/
noun
A radioactive element of the actinide series; found in uranium ores
(
Ac
,
actinium
,
atomic number 89
)
a radioactive element of the actinide series; found in uranium ores
Back
Next
Language