Quiescent

adj. motionless, inactive; peaceful, restful, quiet; that causes no trouble

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 dividingThe "rest" state of a cell; neurons, for example, are quiescent when not firing and sarcomeres are quiescent when not contractingIn 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 predatorThe inactive period of time for dormant volcanoesAn electronic amplifier or filter is said to be in a quiescent state when no signal is applied to its input.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 monthsWizbit's magic wand
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Adjective
1. not active or activated; "the quiescent level of centimeter wave-length solar radiation"
(similar) inactive
2. marked by a state of tranquil repose; "the quiescent melancholy of the town"
(similar) quiet
3. being quiet or still or inactive
(similar) dormant, inactive
4. causing no symptoms; "a quiescent tumor"
(similar) inactive

(n.)
A silent letter.
  

(a.)
Not sounded; silent; as, y is quiescent in "day" and "say."
  

(a.)
Not ruffed with passion; unagitated; not in action; not excited; quiet; dormant; resting.
  

(a.)
Being in a state of repose; at rest; still; not moving; as, a quiescent body or fluid.
  

Inactive, resting. Tuberculosis might be quiescent (inactive).