say it: ag-NAH-stik
agnostic is a noun and adjective meaning "someone who is doubtful or noncommittal about something". It carries 4 recorded senses.
a person who claims that they cannot have true knowledge about the existence of God (but does not deny that God might exist)
of or pertaining to an agnostic or agnosticism
uncertain of all claims to knowledge
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 agnostic 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.