say it: FOH-bee-uh
phobia is a noun meaning "an anxiety disorder characterized by extreme and irrational fear of simple things or social situations". It carries one recorded sense.
an anxiety disorder characterized by extreme and irrational fear of simple things or social situations
“phobic disorder is a general term for all phobias”
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 phobia 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.