What does tentāmentum mean in Latin?

tentāmentum, a noun, means “trial, attempt, experiment”.

What is the genitive of tentāmentum?

The genitive singular is tentāmentī. tentāmentum is neuter, second declension.

noun · neutersecond declension

tentāmentum n (genitive tentāmentī)

tentāmentum, i, n. id.,

I. a trial, proof essay, attempt (poet. and in post-Aug. prose; usu. in plur.).

(a). In plur.: mortalia Tentamenta, Ov. M. 15, 629: fide (i. e. fidei), id. ib. 7, 728: tui, Verg. A. 8, 144: civilium bellorum, Tac. H. 2, 38.—

(b). In sing.: tentamenti gratiā, Gell. 9, 15, 6: tentamento frustrati, Amm. 24, 2, 4 al.