Sustainability

• Main Entry: sus·tain·able
  
• Pronunciation: \sə-ˈstā-nə-bəl\
• Function: adjective
• Date: circa 1727

1 : capable of being sustained
2 a : of, relating to, or being a method of harvesting or using a resource so that the resource is not depleted or permanently damaged <sustainable techniques> <sustainable agriculture> b : of or relating to a lifestyle involving the use of sustainable methods <sustainable society>