Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
acidimetrical
europe
plough
SPONSORED LINKS
SPONSORED LINKS
interval
rubric
penalty free throw
informative
rectify
nowadays
.22 calibre
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