sustainable
//səˈsteɪnəbəl//
Forms
- Comparative
- more sustainable
- Superlative
- most sustainable
- Plural
- sustainables
Definitions
1.Able to be sustained.
2.Able to be produced or sustained for an indefinite period without damaging the environment, or without depleting a resource; renewable.
- Some critics have asserted that sustainable food is "elitist"; that it's too expensive and not widely available.
- In addition to the resources listed in the organic and local food sections earlier, a good source of sustainable meat is Heritage Foods USA (heritagefoodsusa.com).
- Right now, rich nations devour 28 tonnes of material per person per year – including everything from fish to forests, plastics to metals. That’s four times more than ecologists say is sustainable.
1.A renewable energy source.
- It has only been in the last 20 years that the long-term trend away from fossil fuels and toward nuclear energy and sustainables has intensified.
Frequency
Overall
Rare· #4092
By learning goal
- Everyday conversation
- Rare
- General reading & writing
- Rare
- Academic
- Rare
- Literature
- Rare
Related words
Word family
Etymology
Etymology tree
English sustain
Proto-Indo-European *-tḗr
Proto-Indo-European *-dʰlom
Proto-Indo-European *-dʰlis
Proto-Italic *-ðlis
Latin -bilis
Latin -ābilis
Old French -ablebor.
Middle English -able
English -able
English sustainable
From sustain + -able.