- unsustainable
- unsustainable un‧su‧stain‧a‧ble [ˌʌnsəˈsteɪnəbl◂] adjective1. impossible to continue doing for any length of time:
• The company's growth strategy proved unsustainable in a slow sales environment.
• The banks claim that the cost of running the system has become unsustainable.
2. involving the use of materials that cannot be grown or produced again:* * *
unsustainable UK US /ˌʌnsəˈsteɪnəbəl/ adjective► that cannot continue at the same rate: »They are suffering a serious increase in inflation and an unsustainable boom in house prices.
unsustainable level/pace/rate »Public borrowing had reached an unsustainable level of 8% of GDP.
unsustainable debt/deficit »The economy is running an unsustainable deficit, making tax increases inevitable.
► NATURAL RESOURCES causing damage to the environment by using more of something than can be replaced naturally: »Unsustainable logging of commercial forests is threatening the industry's survival beyond 10-15 years.
»In March, 50,000 people took to the streets of Mallorca to protest the island's unsustainable development.
Financial and business terms. 2012.