say it: goh-nee-AH-muh-tur
goniometer is a noun meaning "direction finder that determines the angular direction of incoming radio signals". It carries one recorded sense.
direction finder that determines the angular direction of incoming radio signals
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 goniometer 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.