Lewis & Short

sīcĕra, n., = σίκερα [from the Heb. [??]], a kind of spirituous, intoxicating drink (eccl. Lat.), Ter. adv. Psych. 9, from Vulg. Lev. 10, 9; Hier. Ep. 52, 1; cf. Isid. Orig. 20, 3, 16.