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Activate definition

ăktə-vāt
activated activates activating
Frequency:
To organize or create (a military unit, for example).

Activate the National Guard.

verb
8
1
To set in motion; make active or more active.
verb
8
3
(biology) To convert (certain biological compounds) into biologically active derivatives.
verb
5
1
To put (an inactive military unit) on an active status by assigning personnel, equipment, etc. to it.
verb
4
0
(chemistry) To accelerate a reaction in, as by heat.
verb
4
1
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The definition of activate means to start something.

An example of activate is when the “play” button is pushed on the DVD player and it starts to play the disk.

verb
2
0
To make radioactive.
verb
2
0
To make capable of reacting or of accelerating a chemical reaction.
verb
2
0
To set in motion; make active or more active.
verb
2
0
(biology) To convert a molecule or cell into a form that carries out a specific action.

Activate an enzyme; activate B cells.

verb
2
0
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To make active; cause to engage in activity.
verb
0
0
To treat (sewage) with air so that aerobes will become active in it, thus purifying it.
verb
0
0
(1) See trigger.
0
0
To put into action, to put to work.
verb
0
0
To turn on.
verb
0
0
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To treat (sewage) with aeration and bacteria to aid decomposition.
verb
0
1
(physics) To make (a substance) radioactive.
verb
0
1

Activate Sentence Examples

  • He touched the communications device to activate it.

  • Can you activate it?

  • It didn't activate at his touch, and he suspected it was locked to everyone but her.

  • When you finish the game this will activate the cheats.

  • I'll activate the emergency facilities on the moon.

More sentences

Related articles

Words near activate in the Dictionary