Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
defenestrate is a verb meaning "throw through or out of the window". It carries one recorded sense.
throw through or out of the window
“The rebels stormed the palace and defenestrated the President”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for defenestrate come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.