say it: KRIS-uhn-duhm
christendom is a noun meaning "the collective body of Christians throughout the world and history (found predominantly in Europe and the Americas and Australia)". It carries one recorded sense.
the collective body of Christians throughout the world and history (found predominantly in Europe and the Americas and Australia)
“for a thousand years the Roman Catholic Church was the principal church of Christendom”
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 christendom come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.