say it: em-ah-RAHY
mri is a noun meaning "the use of nuclear magnetic resonance of protons to produce proton density images". It is pronounced /ˌɛˌmɑˈɹaɪ/ — em-ah-RAHY. It carries one recorded sense.
the use of nuclear magnetic resonance of protons to produce proton density images
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 mri 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.