セレン整せい流りゅう器き

セ

レ

ン

せ

い

りゅ

う

き

Meanings

1

noun

selenium rectifier

A rectifier that uses selenium semiconductor properties; once common in early electronics, now largely obsolete.

流current, a sink, flow

器utensil, vessel, receptacle

整せい流りゅう器き
General term for a rectifier; セレン整流器 specifies the selenium type.
シリコン整せい流りゅう器き
Silicon rectifier, which replaced selenium rectifiers in most applications.

Compound of セレン (selenium) and 整流器 (rectifier). The term reflects the use of selenium as the semiconductor material in early rectifier devices.