vacuum tube
vacuum tube
Definition
vacuum tube
noun
an electron tube from which the air has been evacuated to the highest possible degree
vacuum tube
Usage Examples
Converse of object
- replace: Someday, they may be bright, efficient and inexpensive enough to replace vacuum tubes for white lighting.
Browse dictionary entries near vacuum tube
- vacuum pump
- vacuum-packed
- vacuum gauge
- vacuum cleaner
- vacuum
- vacuous
- vacuole
- vacuolation
- vacuolate
- vacuity
- vacuum valve
- vade mecum
- Vadodara
- vadose
- Vaduz
- vag-
- vagabond
- vagabondage
- vagal
- vagarious
