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Not the first expressing annoyance, I returned rectifier
Answer for the clue "Not the first expressing annoyance, I returned rectifier ", 8 letters:
ignitron
Alternative clues for the word ignitron
Word definitions for ignitron in dictionaries
Wiktionary
Word definitions in Wiktionary
n. A form of rectifier having a pool of mercury as cathode
Wikipedia
Word definitions in Wikipedia
An ignitron is a type of gas-filled tube used as a controlled rectifier and dating from the 1930s. Invented by Joseph Slepian while employed by Westinghouse , Westinghouse was the original manufacturer and owned trademark rights to the name "Ignitron". ...