water efficiency
/ˈwɔtər ɛfɪˈsɪʃənsi/ · wa·ter ef·fi·ci·en·cy
noun
- The quality of using the minimum amount of water necessary to achieve a desired outcome, such as washing clothes or flushing a toilet. The city implemented water-efficient appliances in all new buildings to reduce its water consumption.
- A measure of the ratio of the amount of water used to the amount of water required to achieve a specific task or outcome. The water efficiency of the new washing machine was 30% higher than its predecessor.
adjective
- Relating to or characterized by the use of minimal amounts of water. The water-efficient showerhead used less than 2 gallons of water per minute.
Did you know? The concept of water efficiency has been a priority in many countries, particularly in regions where water scarcity is a significant issue. For example, in Australia, water-efficient appliances have been mandatory in new homes since 1999.