Dictionary.com

underpinning

[ uhn-der-pin-ing ]
/ ˈʌn dərˌpɪn ɪŋ /
Save This Word!
See synonyms for: underpinning / underpinnings on Thesaurus.com

noun

a system of supports beneath a wall or the like.
Often underpinnings. a foundation or basis: to uncover the emotional underpinnings of an illness.
underpinnings, Informal.
  1. underwear, especially women's underwear.
  2. the legs.

QUIZZES

DO A DOUBLE TAKE ON THIS QUIZ ON CONTRONYMS

Look both ways before you take this quiz on contronyms, or words that can have opposite meanings.
Question 1 of 7
Choose the sentence that uses "rent" correctly.

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of underpinning

First recorded in 1480–90; under + pin + -ing1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for underpinning

British Dictionary definitions for underpinning

underpinning
/ (ˈʌndəˌpɪnɪŋ) /

noun

a structure of masonry, concrete, etc, placed beneath a wall to provide support
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK