Quiescence

From Wikipedia, the free encyclopedia

Quiescence (kwē-ĕs-ənts) a Latin derived English language noun referring to a state of being quiet, still, at rest, dormant, inactive; as an adjective, "a quiescent mind."

Quiescence may refer to:

• Computer server administration, particularly pertaining to backup issues. Backups of databases and filesystems represent the state of a collection of information at a particular point in time. Often, administrators prefer to back up a quiescent system in which all pending database or file transactions have been committed.

• The G0 phase of a cell in the cell cycle; quiescence is the state of a cell when it is not dividing

• The "rest" state of a cell; neurons, for example, are quiescent when not firing and sarcomeres are quiescent when not contracting

• In behavioral neuroscience, quiescence refers to a behavior where an animal is vigilant but relaxed and immobile. This may be related to a recuperative response after an encounter with a predator

• The inactive period of time for dormant volcanoes

• An electronic amplifier or filter is said to be in a quiescent state if no voltage is being applied to its inputs.

• A quiescent prominence is a long, sheet-like prominence of relatively cool solar material that hangs nearly vertically to the Sun's surface for days or months