underpin

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verb un·der·pin \-ˈpin\

Definition of underpin

  1. transitive verb
  2. 1 :  support, substantiate <underpin a thesis with evidence>

  3. 2 :  to form part of, strengthen, or replace the foundation of <underpin a structure> <underpin a sagging building>

Examples of underpin in a sentence

  1. a wall underpinned by metal beams

  2. <the central beliefs that underpin a free society>

1522

First Known Use of underpin

1522


UNDERPIN Defined for English Language Learners

underpin

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verb un·der·pin \-ˈpin\

Definition of underpin for English Language Learners

  • : to strengthen or support (something) from below



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