Hectolitre/ˈhektəliːtər/ Definition 1 of 1Pro Tip 1/3Measurement Units Hectolitre is used to measure large quantities, often for agricultural produce or liquids. The vineyard produced 300 hectolitres of wine this season. Pro Tip 2/3Industry Specific Common in industries like brewing or farming where large volumes are discussed. Farmers reported the yield as 50 hectolitres per acre. Pro Tip 3/3Metric System Remember that hectolitre is part of the metric system, which is used worldwide except in the U.S. The tank can hold up to 5 hectolitres of oil.