Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
i.e.d. is a noun meaning "an explosive device that is improvised". It carries one recorded sense.
an explosive device that is improvised
Definitions, synonyms and semantic relations for i.e.d. come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.