Heptode

//ˈhɛp.təʊd// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A compound thermionic valve containing a triode and tetrode; was used in superheterodyne radio receivers.

Etymology

From hept- + -ode.

Related phrases

pentagrid converterthermionic valve

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.