Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
iis is a noun meaning "the most notorious and possibly the most important arm of Iraq's security system". It carries one recorded sense.
the most notorious and possibly the most important arm of Iraq's security system
“the Iraqi Mukhabarat has been involved in numerous terrorist activities”
Iraq
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 iis come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.