Meaning of “sustain” - Learner’s Dictionary


verb [ T ] us uk /səˈsteɪn/

to cause or allow something to continue for a period of time:

The team may not be able to sustain this level of performance.

to support someone or something so that they can live or exist:

The money he received was hardly enough to sustain a wife and five children.
sustain damage/injuries/losses formal

to be injured/damaged, etc.:

She later died in hospital of the injuries sustained in the accident.

(Definition of “sustain” from the Cambridge Learner’s Dictionary © Cambridge University Press)