'Congius' definitions:

Definition of 'congius'

(from WordNet)
noun
A British imperial capacity measure (liquid or dry) equal to 4 quarts or 4.545 liters [syn: gallon, Imperial gallon, congius]

Definition of 'Congius'

From: GCIDE
  • Congius \Con"gi*us\, n. [L.]
  • 1. (Roman Antiq.) A liquid measure containing about three quarts. [1913 Webster]
  • 2. (Med.) A gallon, or four quarts. [Often abbreviated to cong.] [1913 Webster]