Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
bacterially is an adverb meaning "by bacteria". It carries one recorded sense.
by bacteria
“spreads bacterially”
Definitions, synonyms and semantic relations for bacterially come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.