What does mathēsis mean in Latin?

mathēsis, a noun, means “mathematics, mathesis; astrology”.

What is the genitive of mathēsis?

The genitive singular is mathēsis. mathēsis is feminine, third declension.

In classical Latin, [maˈtʰeː.sɪs]; in ecclesiastical (church) Latin, [maˈtɛː.s̬is].

noun · femininethird declension

mathēsis f (genitive mathēsis or mathēseōs or mathēsios)

Classical[maˈtʰeː.sɪs]Ecclesiastical[maˈtɛː.s̬is]

declension
form	singular	plural
nominative	mathēsis	mathēsēs mathēseis
genitive	mathēsis mathēseōs, mathēsios	mathēsium
dative	mathēsī	mathēsibus
accusative	mathēsim mathēsin, mathēsem	mathēsēs mathēsīs
ablative	mathēsī mathēse	mathēsibus
vocative	mathēsis mathēsi	mathēsēs mathēseis

măthēsis, is (with the second syll. short:

I. involvit măthĕsi, Prud. adv. Symm. 2, 893 al.; Sid. Carm. 5, 131), f., = μάθησις (lit., knowledge, science; hence, in partic.).

I. The mathematics, mathesis (late Lat.): quadrifariae mathesis januae, Cassiod. Var. 1, 45; Fulg. Myth. 3, 10.—

II. Astrology: mathesin scire, Spart. Hadr. 16; id. Ael. Vel. 3 fin.; Firm. Math. 1 praef. init.; Prud. adv. Symm. 2, 479.

From the Ancient Greek μάθησις (máthēsis).