LATIN DICTIONARYLexicon Latīnum
noun · femininethird declension

tranquillitās

tranquillitās f (genitive tranquillitātis)
Classical[traŋˈkʷɪl.lɪ.taːs]Ecclesiastical[traŋˈkʷil.li.tas]

Meaning

  1. quietness, calmness, stillness, tranquillity, serenity

Latīnē defined in Latin in our graded readers

Choosing the right word Döderlein's Latin Synonyms

Quies · Tranquillitas · Requies

1. Quies (from κεῖσθαι?) denotes absolute rest, in opp. to activity in general, like ἡσυχία; tranquillitas, quietness in acting, in opp. to hasty or passionate activity, like ἑκηλία. Sen. Ep. 3. Et quiescenti agendum et agenti quiescendum est; comp. with Cic. Top. 3. Ut aut perturbentur animi aut tranquillentur. Hence is quietus allied in sense with otiosus, segnis, languidus; whereas tranquillus with lenis, placidus, moderatus. 2. Quies is rest in itself; requies, rest after activity and exertion. Curt. ix. 6. § 2. Ne quies corpori invalido adhuc necessaria pulsu remorum impediretur: comp. with § 3. Placuit hic locus ad suam et militum requiem. (i. 80.)

Declension

declension
formsingularplural
nominativetranquillitāstranquillitātēs
genitivetranquillitātistranquillitātum
dativetranquillitātītranquillitātibus
accusativetranquillitātemtranquillitātēs
ablativetranquillitātetranquillitātibus
vocativetranquillitāstranquillitātēs

Phrases from Meissner's Latin Phrase-Book

malacia et tranquillitas (B. G. 3. 15)
a dead calm.

tranquillĭtas, ātis, f. tranquillus,
I. quietness, stillness, tranquillity.
I. Lit., calmness of wind or weather, a calm: tanta subito malacia ac tranquillitas exstitit, ut se ex loco movere non possent (naves), Caes. B. G. 3, 15: si proficiscatur hac tranquillitate, Cic. Ac. 2, 31, 100: maris tranquillitas intellegitur nullā ne minimā quidem aurā fluctus commovente, id. Tusc. 5, 6, 16: mira serenitas cum tranquillitate oriebatur, Liv. 26, 11, 3: summā tranquillitate consecutā, Caes. B. G. 5, 23: insidiosa, Plin. Pan. 66, 3; and in plur.: nos longis navibus tranquillitates aucupaturi eramus, Cic. Att. 6, 8, 4; cf.: securitas quae est animi tamquam tranquillitas, id. Fin. 5, 8, 23. —
II. Trop., calmness, quiet, serenity, tranquillity of mind or affairs (a favorite trope of Cic.): locus quietis et tranquillitatis plenissimus, Cic. de Or. 1, 1, 2: tranquillitas (animi), id est placida quietaque constantia, id. Tusc. 4, 5, 10: summa tranquillitas pacis et otii, id. Agr. 1, 8, 21; cf. Sen. Tranq. 2, 3 sq.: tranquillitas animi et securitas ... tranquillitatem expetere, Cic. Off. 1, 20, 69; cf.: otium ac tranquillitatem vitae sequi, id. Mur. 27, 55: et jam ibi nequaquam eadem quies ac tranquillitas erat, Liv. 24, 27, 7: non multum ad tranquillitatem locus confert, Sen. Ep. 55, 8: illa tranquillitas vera est, in quam bona mens explicatur. id. ib. 56, 6: tranquillitatem et otium penitus auxit, Tac. Agr. 40 fin.: ad carminis tranquillitatem tamquam ad portum confugerunt, Petr. 118.—
B. In partic.
1. De Tranquillitate Animi, the title of a work of Seneca the philosopher. —
2. Tranquillitas tua, Your Serenity, Your Serene Highness, a later title of the Roman emperors, Eutr. praef.: vestra, id. 1, 11.

Origins

Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Proto-Italic *-tāts Latin -tās Latin tranquillitās From tranquillus (“quiet, calm, still, tranquil”) + -tās.

Descendants
  • Catalantranquil·litat
  • Englishtranquility
  • Frenchtranquillité
  • Italiantranquillità
  • Occitantranquillitat
  • Portuguesetranquilidade
  • Romaniantranchilitate
  • Spanishtranquilidad
  • Galiciantranquilidade

In English words that came into English from tranquillitās

  • tranquillitytranquillitās

Quick answers

What does tranquillitās mean in Latin?
tranquillitās, a noun, means “quietness, calmness, stillness, tranquillity, serenity”.
What is the genitive of tranquillitās?
The genitive singular is tranquillitātis. tranquillitās is feminine, third declension.
How do you pronounce tranquillitās?
In classical Latin, [traŋˈkʷɪl.lɪ.taːs]; in ecclesiastical (church) Latin, [traŋˈkʷil.li.tas].