Pronunciation: ( Sp. de"sä-pä"re-sē'&thslash;ô; Port. de"zä-pä"ri-sē'doo; Eng. des"u-pär"u-sē'dō),[key] —n., —pl.-dos(Sp. -&thslash;ôs; Port. -doos; Eng. -dōz). Spanish, Portuguese. one who has disappeared: used, esp. in Latin America, in referring to a person who has been secretly imprisoned or killed during a government's program of political suppression.