1 Answer

sus·tain·a·ble (s-stn-bl)
adj.
1. Capable of being sustained.
2. Capable of being continued with minimal long-term effect on the environment: sustainable agriculture.
sus·taina·bili·ty n.
The American Heritage® Dictionary of the English Language, Fourth Edition copyright ©2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
sustainable [s??ste?n?b?l]
adj
1. (Economics) capable of being sustained
2. (Life Sciences & Allied Applications / Environmental Science) (of economic development, energy sources, etc.) capable of being maintained at a steady level without exhausting natural resources or causing severe ecological damage sustainable development
3. (Economics) (of economic growth) non-inflationary
Collins English Dictionary – Complete and Unabridged © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003