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sustenance

noun [U] (FOOD)
 
 
/ˈsʌs.tɪ.nəns/ formal

Definition

food: During this freezing weather, the food put out by householders is the only form of sustenance that the birds have.Food - general words the ability of food to provide people and animals with what they need to make them strong and healthy: A stick of celery does not provide much sustenance.Food - general words
(Definition of sustenance noun (FOOD) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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