Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
boat
flock
nucleus
SPONSORED LINKS
SPONSORED LINKS
worm
6
take on
specification
chastity
subsoil
achromatic vision
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