Definition of platino-iridium in English:

platino-iridium

noun

Chemistry

Origin

Late 19th century; earliest use found in Harper's Magazine.

Pronunciation

platino-iridium

/ˌplatɪnəʊɪˈrɪdɪəm/ /ˌplat(ə)nəʊɪˈrɪdɪəm/