κοχλίς
μελετᾶν οὖν χρὴ τὰ ποιοῦντα τὴν εὐδαιμονίαν, εἴπερ παρούσης μὲν αὐτῆς πάντα ἔχομεν, ἀπούσης δὲ πάντα πράττομεν εἰς τὸ ταύτην ἔχειν → one must practice the things which produce happiness, since if that is present we have everything and if it is absent we do everything in order to have it | so we must exercise ourselves in the things which bring happiness, since, if that be present, we have everything, and, if that be absent, all our actions are directed toward attaining it
English (LSJ)
ίδος, ἡ, Dim. of κόχλος, in plural, Luc.Cat.16, Man.5.24. II precious stone found in Arabia, Plin.HN37.194.
Greek (Liddell-Scott)
κοχλίς: -ίδος, ἡ, = τῷ προηγ., Λουκ. Κατάπλ. 16, Μανέθων 5. 24.
Greek Monolingual
κοχλίς, -ίδος, ἡ (Α)
1. μικρός κοχλίας, σαλιγκαράκι
2. πολύτιμος λίθος της Αραβίας.
[ΕΤΥΜΟΛ. < κόχλος (Ι) + υποκορ. κατάλ. -ις (πρβλ. ακατίς, κοιτίς)].
Dutch (Woordenboekgrieks.nl)
κοχλίς -ίδος, ἡ [κόχλος] schelp (waaruit purper gewonnen wordt).