In biology, to stimulate a cell in a resting state to become active. This causes biochemical and functional changes in the activated cell.

To turn on, supply power to, or enable systems, equipment or devices to become active by normal operating controls. Examples include turning on the gas or water supply valves to the fixtures and appli [..]

To set in motion (e.g. Activate the moving leg).

1620s; see active + -ate (2). Related: Activated; activating.

Dictionary of Internet Terms To activate a window by clicking on it.

activate (pop)

(v) put in motion or move to act(v) make active or more active(v) make more adsorptive(v) aerate (sewage) so as to favor the growth of organisms that decompose organic matter(v) make (substances) radi [..]

To begin performing a mission objective, such as flying along a radial of a radio station; usually refers to a mode of radio navigation, such flying along that radial after capturing that radial; See Also: capture criterion; Compare: arm, capture;

see enable.

In biology, to stimulate a cell in a resting state to become active. This causes biochemical and functional changes in the activated cell.

1. To render activity. 2. To become active. 3. <chemistry> To convert (a compound, as a provitamin or enzyme) into an active form or different compound, especially. Into one that has a particular biological action (for example ergosterol by irradiation to vitamin D2 for use in treating rickets). (13 Nov 1997)

To begin performing a mission objective, such as flying along a radial of a radio station; usually refers to a mode of radio navigation, such flying a...

Activate is nominating a Character

To make active again. For example, activating a deactivated custom page makes the page customizations active again. Only deactivated objects can be activated.

To put into action, to put to work. To turn on.