lagging

noun

Definition of lagging

  1. :  a lag or material used for making lags: as a :  material for thermal insulation especially around a cylindrical object b :  planking used especially for preventing cave-ins in earthwork or for supporting an arch during construction

1851

First Known Use of lagging

1851


LAGGING Defined for English Language Learners

lagging

noun

Definition of lagging for English Language Learners

  • : a special material that is used to cover something (such as a pipe) to keep it from losing or gaining heat



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