Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
theretofore is an adverb meaning "up to that time". It carries one recorded sense.
up to that time
“they had not done any work theretofore”
Definitions, synonyms and semantic relations for theretofore come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.
147,478 entries in AltF Lexicon, every one with its syllables marked.
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