Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
365 days
academic year
centuries
SPONSORED LINKS
SPONSORED LINKS
rh
by
meritable
accipitridae
infrequently
philanthropies
consent
Hide translation
acorn tube
acorn tube
/ˈeɪˌkɔrn tuːb/
noun
A small vacuum tube; used at high frequencies
(
acorn tube
)
a small vacuum tube; used at high frequencies
Back
Next
Language