transcription, транскрипция: [ ˌpreɪzi:əuˈdɪmɪəm ]
n. Chem. a soft silvery metallic element of the lanthanide series, occurring naturally in various minerals and used in catalyst mixtures. °Symb.: Pr. [G Praseodym f. Gk prasios (see PRASE) from its green salts, + G Didym DIDYMIUM]