time switch
noun
British
: a device that can be set to turn something (such as a light) on or off at a certain time
—often used after on
The sprinkler is on a time switch.
Cite this Entry
“Time switch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/time%20switch. Accessed 31 Jul. 2025.
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