en
hittorf tube
An
English
term in
ConceptNet 5.8
Source:
English Wiktionary
View this term in the API
Documentation
FAQ
Chat
Blog
Documentation
FAQ
Chat
Blog
Word forms
en
hittorf tubes
(
n
)
➜
Related terms
en
vacuum tube
➜
Context of this term
en
historical
➜
Links to other resources
en.wiktionary.org
Hittorf tube