Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
aland islands
scam
hytrin
SPONSORED LINKS
SPONSORED LINKS
skitter
acrocentric chromosome
vulgar
sachet
genus menziesia
gauntlet
manduca quinquemaculata
Hide translation
actinide
actinide
/ˈækˈtɪnˌaɪd/
noun
Any of a series of radioactive elements with atomic numbers 89 through 103
(
actinide
,
actinoid
,
actinon
)
any of a series of radioactive elements with atomic numbers 89 through 103
Back
Next
Language