heptodes

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A form of heptode — A compound thermionic valve containing a triode and tetrode; was used in superheterodyne radio receivers.

Scrabble 14
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Meanings

noun
  1. pluralplural of heptode
Cite this entry
APA

heptodes. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/heptodes

MLA

“heptodes.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/heptodes. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “heptodes,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/heptodes.

Source: heptodes on Wiktionary, CC BY-SA 4.0.