alphatron en · NOUN
Pronunciation
- /ˈæl.fəˌtɹɒn/ (Received-Pronunciation)
- /ˈæl.fəˌtɹɑn/ (General-American)
Etymology
From alpha + -tron.
Meanings
- A kind of ionization tube for measuring vacuum.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| alphatrons | Number=Plur | lexicographic |