Definitions for "Soundcard"
A PC-card for recording and playback of audio.
a piece of computer hardware that converts digital audio in a computer to audible sounds via attached speakers
a piece of hardware that converts signals from software into analogue or digital sound and vice versa
An expansion card which enables the PC to make sounds more sophisticated than a simple "beep!". Almost all modern PCs are fitted with soundcards; nowadays they are often built into the motherboard instead of being added as an expansion card.
An internal or external device which provides analog to digital and digital to analog conversion of signal providing a sound I/O interface for a computer. The term is often used to mean Studio Quality soundcard as many grades are available.
A device that allows a computer to play high quality sound.