say it: fahr-muh-KAH-luh-jist
pharmacologist is a noun meaning "someone trained in the science of drugs (their composition and uses and effects)". It carries one recorded sense.
someone trained in the science of drugs (their composition and uses and effects)
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 pharmacologist 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.