congius
nounEtymology From Latin congius, from Ancient Greek κογχίον (konkhíon), from κόγχη (kónkhē) and κόγχος (kónkhos, “mussel shell”) + -ίον (-íon, “-y: forming diminutives”).
1
Historical A Roman unit of liquid measure reckoned as the volume of 10 Roman pounds of wine and equivalent to about 3.3 L although differing slightly over time.
2
Historical A Roman unit of mass instituted by Vespasian equivalent to about 3.3 kg, the weight of a congius of water.
- Synonyms
- Roman gallon, gallon, congy, conge
- Coordinate terms
- lingula (1, 288 congius), cyathus (1, 72 congius), acetabulum (1, 48 congius), quartarius (1, 24 congius), hemina (1, 12 congius), sextarius, urna (4 congii), amphora (8 congii), culeus (160 congii)