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activate

[′ak·tə‚vāt]
(electricity)
To make a cell or battery operative by addition of a liquid.
(electronics)
To treat the filament, cathode, or target of a vacuum tube to increase electron emission.
(engineering)
To set up conditions so that the object will function as designed or required.
(nucleonics)
To induce radioactivity through bombardment by neutrons or by other types of radiation.
(ordnance)
To bring into existence by official order a unit, post, camp, station, base, or shore activity which has previously been constituted and designated by name or number, or both, so that it can be organized to function in its assigned capacity.
To prepare for active service a naval ship or craft which has been in an inactive or reserve status.
(physics)
To start activity or motion in a device or material.

activate

(1) See trigger.

(2) To interact with an activation server at the time copy-protected software is installed. The install program generates a code that is sent to the activation server, which responds with an authorization code that allows the software to operate. Without the authorization code, the software generally times out.
References in periodicals archive ?
Because only Cu and V showed significant vasoconstrictor activity, we determined whether or not Cu and V could activate ERK1/2 and p38 MAPK.
PM has been shown to activate several vasoactive pathways, including the release of endothelins (Bouthillier et al.
Activate TLR2 on the white blood cell's surface and it releases one broth of immune molecules; stimulate TLR4 and the dendritic cell secretes a different soup.
Additional experiments suggest that aromatase is not completely suppressed because MEHP still activates PPAR[alpha].
The p38 and ERK MAP kinase pathways cooperate to activate ternary complex factors and c-fos transcription in response to UV light.
We next evaluated whether oxidative stress would activate ERK-2 in XTC-2 cells, as has been reported in mammalian cell culture systems (23).
Packed with automated features that help you preview, organize and activate your fonts, Suitcase 10 makes it easy to find the right font fast.
Extensis has announced it will release a free Suitcase plug-in for Adobe Illustrator that automatically activates fonts used in Illustrator documents.
The new findings indicate that Inosine passes right through the nerve cell's membrane and activates an enzyme that appears to be the "master switch" that controls the cell's molecular program for axon growth (the existence of this enzyme was first suggested by work from the laboratory of Lloyd Greene at Columbia University).
However, LG100268 is non-selective in that it also activates a number of other RXR-containing heterodimers.
Immediately, the Speedpass system recognizes the individual customer and activates the pump.

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