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Discover LudwigThe phrase "activate the light" is correct and usable in written English
You can use it when giving instructions to turn on a light source, such as in a technical or everyday context.
Example: "To start the presentation, please activate the light in the conference room."
Alternatives: "turn on the light" or "switch on the light."
Exact(2)
When the photo cell and sensor detect a heartbeat, they activate the light so it flashes for each throb.
Sheriff's officials, the report said, have recommended that deputies use a switch on the gun's handle to activate the light, but some deputies have mistakenly pulled the trigger when they intended to turn the light on.
Similar(58)
While the Russian doctor had merely shone light on the skin, doctors pioneering the treatment in Britain were able to put optical fibres into the arm to activate the light-sensitive drug.
The chemical that switches on the flash of light turns out to be nitric oxide, a dissolved gas that lets the nervous system activate the light-producing cells, or photocytes.
A feature I liked was just inside the room's door: a slot where a guest slips the key card to activate the lights and temperature control.
As they prepare to torture him, Olivia begins to use her powers to activate the lights, not only on the box but within the facility, creating electrical sparks that kills one of Jones' men.
"We knew from studies in animals that the active ingredient in Szechuan pepper selectively activates the light touch fibres," said Hagura.
The latter pathway involves PE stimulation of phospholipase C to produce diacylglycerol (DG) and IP3, and subsequently DG activates the light chain of myosin through activation of protein kinase C (PKC), and IP3 induces Ca2+ release from the sarcoplasmic reticulum by opening IP3 receptors [ 37].
This might seem like it would be hard to gauge — because what you're actually doing is not only timing when Alex is done, but also timing when the Jeopardy staff member determines Alex is done and has activated the light.
My powerful electric field transmits the connection from the handheld sensor to the globe, which activates the light inside.
It does all that while conserving battery via an auto shut-off mechanism that activates the light only when motion is detected, and it has an internal battery with 4x the energy capacity of two AAA batteries, which is rechargeable via USB.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com