say it: HID-uhn
hidden is an adjective meaning "not accessible to view". It carries 3 recorded senses.
not accessible to view
“concealed (or hidden) damage”
“in stormy weather the stars are out of sight”
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 hidden 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.