say it: DEE-kuhn
deacon is a noun meaning "a Protestant layman who assists the minister". It carries 2 recorded senses.
a Protestant layman who assists the minister
a cleric ranking just below a priest in Christian churches; one of the Holy Orders
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 deacon 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.