Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

underpinning

noun

Synonyms and Antonyms of underpinning

  1. 1 an immaterial thing upon which something else rests <the underpinnings of the theory have recently been called into question> Synonyms basis, bedrock, bottom, cornerstone, footing, foundation, ground, groundwork, keystone, root, base, warp, warp and woofRelated Words anchorage, bed, brace, bulwark, buttress, framework, infrastructure, mount, prop, shore, stay, substratum, substructure, support; assumption, justification, premise (also premiss), presumption, presupposition, rationale, supposition, theory, thesis, warrant; backbone, center, core, cornerstone, eye, focus, heart, hub, kernel, keystone, nucleus, seat; essence, quintessence, soul, touchstone

  2. 2 a structure that holds up or serves as a foundation for something else <the underpinnings of the bridge were seriously damaged in the collision> Synonyms brace, buttress, mount, mounting, prop, reinforcement, shore, spur, stay, supportRelated Words shoring; column, pedestal, pilaster, pillar; arch, bolster, bracket, cantilever, girder; bearing; crutch, peg, post, stake, stanchion, stand, stilt, strut, truss; base, foundation, frame





Seen and Heard

What made you want to look up underpinning? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to make consistent or congruous

Get Word of the Day daily email!