A tønne (plural tønner)Språkrådet. Bokmålsordboka: tønne. is an old Norwegian unit of volume equivalent to a barrel. There was a dry tønne and a liquid tønne. The volume of a tønne has varied over time in Norway, including many local variations.
The dry tønne was standardized in 1824 as equivalent to .Krohn-Holm, Jan W. 1978. Hedrum bygdebok: Kulturhistorie. Hedrum, Norway: Hedrum kommune, p. 560.Vik, Trygve. 1978. Ås bygdebok: Gårdshistorie. Ås, Norway: Ås kommune, p. 324. A tønne of potatoes weighed about . A dry tønne was divided into four fjerdinger, equivalent to each. The liquid tønne was equivalent to .Klonteig, Olav. 2000. Fjellbygder i attersyn: frå det gamle Tinn i Telemark. Porsgrunn: Forlaget Grenland, p. 71.
In addition, the term tønne (a "barrel of land") was used as a measurement of area equivalent to . This corresponded to the amount of land that could be sown with one tønne of seed.
References
External links Norsk historisk leksikon: Kornmål. (lokalhistorikwiki.no).