The Turbo reference article from the English Wikipedia on 24-Jul-2004
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Turbo

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In its original sense, turbo- is a prefix denoting a machine that is turbine related. Most people use it to refer to the turbocharger in carss. Another typical use of the word is turbopump. In machinery, at least two other combinations exist:
In music, Turbo (album) is the name of an album by Judas Priest.
In computing / telecom, turbo coding is a form of error correction coding.