Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
four-fold is an adjective meaning "having four units or components". It carries 2 recorded senses.
having four units or components
“quadruple rhythm has four beats per measure”
“quadruplex wire”
four times as great or many
“a fourfold increase in the dosage”
Definitions, synonyms and semantic relations for four-fold come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.