WordReference Random House Unabridged Dictionary of American English © 2026
high′ fre′quency,
high′-fre′quen•cy, adj.
- Radio and Televisionthe range of frequencies in the radio spectrum between 3 and 30 megahertz.
- 1890–95
'high-frequency' also found in these entries (note: many are not synonyms or translations):
cyclotron
- Dolby
- echo sounder
- EHF
- HF
- high
- high frequency
- magnetic resonance imaging
- nuclear magnetic resonance
- parametric amplifier
- radar
- treble
- very high frequency
- VHF
- acusector
- anticathode
- beta rhythm
- bias
- coaxial cable
- covert
- crystal detector
- extremely high frequency
- gee
- hot spot
- Huff-Duff
- Klystron
- microwave
- microwave oven
- photoelectric effect
- resnatron
- Tesla coil
- thermocoagulation
- tweeter
- ultrasonography
- VOR
- superhigh frequency