pentode

/ˈpɛn.təʊd/

Etymology

From pent- + -ode.

pentode means A thermionic valve similar to a tetrode with the addition of a third grid, the suppressor grid to reduce the secondary emission effect; was/is used in high quality audio and radio products. Lexicurio rates it Rare gem — a strength score of 83 out of 100.

pentode is pronounced /ˈpɛn.təʊd/.

noun

A thermionic valve similar to a tetrode with the addition of a third grid, the suppressor grid to reduce the secondary emission effect; was/is used in high quality audio and radio products.