say it: POW-durd
powdered is an adjective meaning "consisting of fine particles". It carries one recorded sense.
consisting of fine particles
“powdered cellulose”
“powdery snow”
“pulverized sugar is prepared from granulated sugar by grinding”
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 powdered 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.