Definition of laborious
- The climb to the summit was slow and laborious.
a slow and laborious process
the volunteers have been commendably laborious in their cleanup of the beach
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'laborious.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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to lessen the seriousness or strength of
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