Main Entry:

four·fold

Pronunciation:

\ˈfȯr-ˌfōld, -ˈfōld\

Function:

adjective

Etymology:

Middle English, from Old English fēowerfeald, from fēower + -feald -fold

Date:

before 12th century

1 : being four times as great or as many 2 : having four units or members

— four·fold \-ˈfōld\ adverb