dozen
| Auxiliary unit of measure | |
|---|---|
| Unit name | dozen |
| Unit symbol | |
| Formula symbol | |
| Type | Counting measure |
| definition | |
| Named after | δώδεκα dódeka 'twelve' |
| See also: Schock , Gros | |
Dozen ( Greek δώδεκα dódeka 'twelve'; from Latin duodecim , Middle High German tozen ; cf. English dozen , French douzaine ) denotes a number of twelve .
It was used in German-speaking countries in particular in retail . Other units of measure previously used with the base 12 are the shock (five dozen, i.e. 60), the gross (twelve dozen, i.e. 144) and the measure (twelve gross, i.e. 1728). The abbreviation was inconsistent with Dtz., Dtzd. Or Dzd.
Today dozen is almost only approximate amounts as dozens and dozens used analogously to a few or hundreds, and about equal to the ( Austro - bairischem ) dialect word schüppelweise and the upmarket tens (for: zwan tens or more).
Other names
In Denmark , the dozen was called Tylt .
In Sweden the dozen tolfts were called and 12 pieces of boards were summarized with this term.
Web links
Individual evidence
- ^ Johann Friedrich Krüger : Complete manual of the coins, measures and weights of all countries in the world. Gottfried Basse, Quedlinburg and Leipzig 1830, p. 139.
- ↑ Gustav Adolph Jahn, Georg Simon Klügel: Dictionary of Applied Mathematics: A manual for use in studies and practical operations in those sciences, arts and crafts .... Reichenbach Brothers, Leipzig 1847, Volume 2, p. 446.