κραδιαῖος
From LSJ
τοῦ εἰδέναι χάριν ἡ πραγματεία → knowledge is the object of our inquiry, the aim of our investigation is knowledge
English (LSJ)
α, ον,
A of or belonging to the heart: metaph., κόσμου κ. κύκλον Procl.H.1.6. II made of fig-shoots, λίκνον Orph.Fr.199 (codd. Procl.); sed leg. το<ν> κ. Διόνυσον.