13 letters · 20 points in Scrabble
noun a substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity increases with temperature and in the presence of impuritie
noun a conductor made with semiconducting material
originEtymology tree Proto-Indo-European *sem- Proto-Indo-European *sēmi Latin sēmi-bor. English semi- English conductor English semiconductor From semi- + conductor.
Etymology from Wiktionary, CC BY-SA 3.0