LATIN DICTIONARYLexicon Latīnum
proper noun · neutersecond declension

Sublaqueum

Sublaqueum n sg (genitive Sublaqueī)

Meaning

  1. neutersingulara settlement in the valley of the Anio modern Italy, where there was a villa of Nero, now the town of Subiaco

Declension

declension
formsingularplural
nominativeSublaqueum—
genitiveSublaqueī—
dativeSublaqueō—
accusativeSublaqueum—
ablativeSublaqueō—
vocativeSublaqueum—

Sublăquĕum, i, n.,
I. a little town of the Æqui, in Latium, near which Nero had a country-seat, now Subiaco, Plin. 3, 12, 17, § 109; Tac. A. 14, 22.—Hence, Sublăcen-sis, e, adj., of or belonging to Sublaqueum: villa, that of Nero, near Sublaqueum, Front. Aquaed. 93: viae, constructed there by him, id. ib. 7; 14; 15.

Origins

From sub- (“under; within”) + lacus (“lake”), because this place was situated below a lake.

In the Academy Smith's classical dictionaries

GeographySublaqueumSublaqueum (Subiaco), a place in the valley of the Anio about 24 miles above Tibur (Tivoli). It derived its name from its situation below the lake or …

Quick answers

What does Sublaqueum mean in Latin?
Sublaqueum, a proper noun, means “a settlement in the valley of the Anio modern Italy, where there was a villa of Nero, now the town of Subiaco”.
What is the genitive of Sublaqueum?
The genitive singular is Sublaqueī. Sublaqueum is neuter, second declension.