qui·es·cent 
(kw
ē-
ĕs
ənt, kw
ī-)
adj.1. Quiet, still, or inactive. See Synonyms at inactive.
2. Characterized by an absence of upheaval or discord:
"We tend to think of the decades following the final overthrow of Napoleon as remarkably quiescent" (Walter McDougall). 3. Astronomy Having little or no sunspot activity.
4. Medicine Asymptomatic: a quiescent infection.
[Latin quiēscēns, quiēscent-, present participle of quiēscere, to rest, from quiēs, quiet; see QUIET.]
qui·escence n.
qui·escent·ly adv.