[syn: repose, quiet, placidity, serenity, tranquillity, tranquility]
The Collaborative International Dictionary of English v.0.48:
Placidity \Pla*cid"i*ty\, n. [L. placiditas: cf. F.
The quality or state of being placid; calmness; serenity.
WordNet (r) 3.0 (2006):
n 1: a feeling of calmness; a quiet and undisturbed feeling
[syn: placidity, placidness]
2: a disposition free from stress or emotion [syn: repose,
quiet, placidity, serenity, tranquillity,