O OneWordDaily
AI-generated image
Word of the Day Wednesday, June 10, 2026

plugboard

/ˈplʌɡbɔːrd/ noun · British & US
Valid in UK
Share WhatsApp

What does plugboard mean?

noun

A device in an early electromechanical computer, such as an Enigma machine, that routes electrical impulses between the keyboard and the rest of the machine, allowing the user to substitute one key press for another. A plugboard is a type of patch panel.

Example

"The cryptanalysts had to figure out the plugboard settings to decipher the encrypted messages."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for plugboard

Rhymes with plugboard

Etymologically related