Korean edit

Etymology edit

Sino-Korean word from 眞空管.

Pronunciation edit

Romanizations
Revised Romanization?jin'gonggwan
Revised Romanization (translit.)?jingonggwan
McCune–Reischauer?chin'gonggwan
Yale Romanization?cinkongkwan

Noun edit

진공관 (jin'gonggwan) (hanja 眞空管)

  1. (electronics) vacuum tube