κοίλη φλέβα
From LSJ
ἀλλὰ μὴν καὶ ἀναπαύσεώς γε δεομένοις ἡμῖν νύκτα παρέχουσι κάλλιστον ἀναπαυτήριον → and again, we need rest; and therefore the gods grant us the welcome respite of night
Translations
vena cava
Dutch: holle ader, vena cava; Greek: κοίλη φλέβα; Ancient Greek: κοίλη φλέψ; Finnish: onttolaskimo; Hindi: महाशिरा; Italian: vena cava; Japanese: 大静脈; Maori: ia auraki matua; Portuguese: veia cava; Romanian: venă cavă; Spanish: vena cava; Swedish: hålven; Telugu: బృహత్సిర