Sustain | Mean of sustain in English Dictionary

/səˈsteɪn/

• Verb
• to provide what is needed for (something or someone) to exist, continue, etc.
1. There is not enough oxygen to sustain [=support] life at very high altitudes.
2. Hope sustained us during that difficult time.
3. The movie sustained our interest [=kept us interested] from beginning to end.
4. The country is enjoying a period of sustained [=continuing] economic growth.
5. a sustained discussion/effort
• to hold up the weight of (something)
1. The roof, unable to sustain the weight of all the snow, collapsed.
• to deal with or experience (something bad or unpleasant)
1. The army sustained heavy losses.
2. He sustained serious injuries in the accident.

• to decide or state that (something) is proper, legal, or fair
1. The judge sustained the motion.
2. The lawyer's objection was sustained.
• to show that (something) is true or correct
1. The report sustains their story/claims.
2. The evidence does not sustain a guilty verdict.