Definition of Pyrotenax in English:

Pyrotenax

Pronunciation /ˌpʌɪrəʊˈtɛnaks/

noun

  • A trademark for: a kind of robust copper-sheathed electric cable with mineral insulation.

Origin

1930s; earliest use found in The Trade Marks Journal. From pyro- + classical Latin tenāx tough, perhaps after French Pyrotenax.