say it: PYUUR-ist
purist is a noun meaning "someone who insists on great precision and correctness (especially in the use of words)". It carries one recorded sense.
someone who insists on great precision and correctness (especially in the use of words)
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 purist 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.