80 Crystal Hill Drive #80, Pomona, NY 10970 View this property at 80 Crystal Hill Drive #80, Pomona, NY 10970. 80 Crystal Hill Drive #80 Pomona NY 10970. 1  Condo / Townhouse. 2  Active. 3  1 Bed. 4  2 Full Baths. 5  1 Partial Bath. 6  2,019 Sq.
Definition of 'self-sustaining'. self-sustaining. adjective. A self-sustaining process or system is able to continue by itself without anyone or anything else becoming involved. Asia's emerging economies will be on a self-sustaining cycle of growth. Biologists say the area might be large enough to support a self-sustaining population.
Sustain means to support something or keep it going. If you get hungry in the mid-afternoon, you might try snacking to sustain your energy through dinner. Beams and rafters sustain a roofââthey keep it up. If you sustain a conversation over the course of hours, you keep it going during that time. If you sustain an injury, it means you are injured. If you sustain an interest in what you're studying, it means that you're just as excited about the subject after studying as you are when you began.