actuation

noun

Etymology: Etymology tree Proto-Indo-European *h₂eǵ- Proto-Indo-European *-eti Proto-Indo-European *h₂éǵeti Proto-Italic *agō Latin agō Proto-Indo-European *-tus Proto-Italic *-tus Latin -tus Latin āctus Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Italic *-āō Latin -ō Latin āctuō Medieval Latin āctuātusder. English actuate Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English -ion English actuation From actuate + -ion.

1. The act of putting into motion.

   “Although an operator presses the button, the actuation is done by an immense series of levers and cranks.”

   “All the outside passenger doors are fitted with drop windows and outside actuation locks, and each end of the car has a Pullman type gangway.”