LATIN DICTIONARYLexicon Latīnum
noun · neutersecond declension

sīnum

sīnum n (genitive sīnī)
Classical[ˈsiː.nũː]Ecclesiastical[ˈsiː.num]

Meaning

  1. A large, round drinking vessel with swelling sides

Declension

declension
formsingularplural
nominativesīnumsīna
genitivesīnīsīnōrum
dativesīnōsīnīs
accusativesīnumsīna
ablativesīnōsīnīs
vocativesīnumsīna

sīnum, i, n. (
I. masc. collat. form sīnus, Plaut. Curc. 1, 1, 82; id. Rud. 5, 2, 31; for the form of the abl., sinu, Varr. ap. Non. 547, 23, we should perh. substitute sino; cf. Prisc. p. 714 P.) [1. sinus], a large, round drinking-vessel with swelling sides (like our bowls), esp. for wine (cf. Cic. Fragm. ap. Schol. Veron. ad Verg. E. 7, 33), Varr. L. L. 5, § 123 Müll.; id. ap. Non. 547, 23; Plaut. Curc. 1, 1, 75; 1, 1, 82; id. Rud. 5, 2, 32; Atta ap. Serv. Verg. E. 7, 33; Valgius ap. Philarg. Verg. G. 3, 177; Col. 7, 8, 2 al.; cf. Becker, Gallus, 3, p. 225 (2d edit.).

Origins

Maybe from a Proto-Indo-European root common with Lithuanian si̇̀lis (“crib”) and si̇̀lė (“trough”).

Quick answers

What does sīnum mean in Latin?
sīnum, a noun, means “A large, round drinking vessel with swelling sides”.
What is the genitive of sīnum?
The genitive singular is sīnī. sīnum is neuter, second declension.
How do you pronounce sīnum?
In classical Latin, [ˈsiː.nũː]; in ecclesiastical (church) Latin, [ˈsiː.num].