muid [French]

Various large measures of capacity. From the Latin modius. Conceptually, the muid was originally a wagon load.


In the Seychelles, ? – 20ᵗʰ century, a unit of capacity, approximately 268.2 liters.

United Nations, 1966.


In France, at least as early as the 13ᵗʰ century – 19ᵗʰ century, a unit of dry capacity, its size and subdivisions varying with commodity and region. In some places a grand and petite muid existed at the same time.

According to Doursther (1840), from whom most of the following equivalents are taken, the muid was only used in accounts; actual measurements were made in boisseaux.

For wheat and most grains, 1873.17 liters by the standard of Paris. link to a chart showing relationships between French units of capacity for wheat By the standard of Rouen, 2184 liters. In Champagne, 1600 liters

For oats, 3746.39 liters.

For salt:

Locale The muid of salt,
in liters
Paris 2497.59
Marennes, Brouage, La Tremblade, Île d'Oléron, Nantes, La Rochelle 1200
grand muid of La Tremblade 2400
Croisic and Noirmoutiers 3000

For charcoal, 4162.66 liters.

For plaster, 936.66 liters.

For rock (in St. Leu), 7 cubic pied or 1 demi-tonneau.

By the decree of 13 Brumaire an IX, the kiloliter could be called a muid.


In France, a unit of liquid capacity for wine: Aisne, about 260 liters; Hérault, about 685 liters; Montpellier, about 608 liters.


In Switzerland, the Muid, 150 liters (about 4.25 U.S. bushels).

Doursther reports two earlier values:

See also Mütt.


In Cape Verde, a unit of capacity for salt sold to Antwerp, 2800 liters.


In Brussels, Belgium, a unit of capacity for wheat, about 292.55 liters = 6 rasières = 12 halster = 24 viertel or quartiers = 96 picotins = 108 lots or geltes = 120 molstervat = 432 pots wallons or pintes of wine.


In Cape Colony, South Africa, 17ᵗʰ – 19ᵗʰ century, a unit of capacity, about 2¾ imperial bushels, about 100 liters. It was abolished by Act 11 of 1858, but it continued in use as a synonym for 3 bushels, which was legal because that was a multiple of an authorized unit. In addition, in some areas it was defined as a weight of 200 pounds avoirdupois.

Act abolishing the muid.

Alfred J. Martin.
Up-to-date Tables of Imperial, Metric, Indian and Colonial Weights and Measures…
London: T. Fisher Unwin, 1904.

Pages 61 & 62.

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