definition 1: to consume all of; use up.
example: The expenses of the remodeling exhausted his funds and his patience.
example: When their fuel was exhausted, they had to continue on foot.
definition 2: to cause fatigue in; wear out; tire.
example: The long day at work had exhausted her, and she went straight to bed.
definition 3: to treat or study thoroughly, in every detail.
example: His paper exhausts the topic.
definition 4: to destroy the fertility of; deplete the resources of.
example: Years of intensive cultivation exhausted the soil.
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