To obtain, or seek to obtain, information about something.
To reconnect or meet with someone that one used to know.
To obtain information about something from a reference book.
To have better prospects.
To enter a query into a database or search engine.
Used other than figuratively or idiomatically: see look, up.
To order or assist (to a location), using telecommunications.
To use two-way radio to transmit (a message) (to another radio or other radio operator).
The technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves.
A device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound.
A device that can transmit radio signals.
The continuous broadcasting of sound via the Internet in the style of traditional radio.
On-board entertainment system in a car, usually including a radio receiver as well as the capability to play audio from recorded media.