Added 9 October 2026
controller
/kənˈtɹəʊlə/ noun
In Latin: moderātor, moderātrix Wiktionary
noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about controller at Wordnik → Where our words come from →
- One who controls something.
- Any electric or mechanical device for controlling a circuit or system.
- The chief accounting officer which audits, and manages the financial affairs of a company or government; a comptroller.
Origin
From Middle English countreroller, from Anglo-Norman contreroulour and Middle French contreroleur (French contrôleur), from Medieval Latin contrārotulātor, from *contrārotulāre (from which control). Doublet of comptroller. By surface analysis, control + -er.
From Wiktionary, via Kaikki.org (CC BY-SA)