the state or quality of being serene - (often capital)
a title of honour used of certain royal personages: preceded by his, her, etc
WordReference Random House Learner's Dictionary of American English © 2025
se•ren•i•ty /səˈrɛnɪti/USA pronunciation n. [uncountable]
WordReference Random House Unabridged Dictionary of American English © 2025- the state of being serene:working with serenity.
se•ren•i•ty
(sə ren′i tē),USA pronunciation n., pl. -ties for 2.
- the state or quality of being serene, calm, or tranquil;
sereneness. - (usually cap.) a title of honor, respect, or reverence, used in speaking of or to certain members of royalty (usually prec. by his, your, etc.).
- Latin serēnitās. See serene, -ity
- late Middle English serenite 1400–50
- 1.See corresponding entry in Unabridged composure, calm, peacefulness, peace.
- 1.See corresponding entry in Unabridged agitation.
Collins Concise English Dictionary © HarperCollins Publishers::
'serenity' also found in these entries (note: many are not synonyms or translations):
Mare Serenitatis
- anxiety
- ataraxia
- calm
- composure
- ease
- equanimity
- excitement
- horror
- pastoral
- peace
- philosophy
- serene
- tranquillity