All-

Origin

From Middle English all- (also al-), from Old English eall-, eal- ("all-"), from Proto-Germanic *ala- ("all-"), from Proto-Indo-European *al- ("all"). Cognate with Dutch al-, German all-, Swedish all-. More at all.

Full definition of all-

Prefix

1. Combining form to indicate complete power or authority in an area.all-knowingall-lovingall-seeingall-powerful
2. Combining form to indicate that a term applies in a general manner.all-aroundall-overall-right