English to English Dictionary

Radiation Exchange

The process by which energy in the form of radiation is transferred between bodies or systems.

Radiation Heat Exchange

The process of transferring heat energy through electromagnetic radiation between bodies at different temperatures.

Radiative Heat Transfer

The process by which heat energy is emitted as electromagnetic radiation and absorbed by another body.

Radiator

A device used to heat a room, consisting of a series of pipes or metal sections through which warm water or steam flows.

Radical

Affecting the fundamental nature of something; far-reaching or thorough.

Radio Frequency

The oscillation rate of an alternating electric current or voltage or of a magnetic, electric, or electromagnetic field or mechanical system in the frequency range from roughly 20 kHz to 300 GHz.

Radio Spot

A short advertisement broadcast on radio.

Radio Telephone

A communication device that transmits and receives sound via radio waves.

Radio host

A person who introduces, presents, or moderates a radio broadcast or program.

Radio jockey

An announcer on a radio station who introduces and plays recorded music, reads advertisements, and talks to listeners.

Radio receiver

An electronic device that connects to an antenna and demodulates radio waves to recover the encoded information, such as audio signals, for broadcast listening.

Radio telescope

A directional antenna used in radio astronomy to gather radio frequency radiation from astronomical sources in the sky.