say it: AWL-turd
altered is an adjective meaning "changed in form or character without becoming something else". It carries 3 recorded senses.
changed in form or character without becoming something else
“the altered policy promised success”
“following an altered course we soon found ourselves back in civilization”
“he looked...with clouded eyes and with an altered manner of breathing”
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 altered 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.