undermining

[uhn-der-mahy-ning]

noun

1. the act or process of injuring, attacking, or destroying something or someone indirectly or by imperceptible degrees, often leading to a dramatic collapse.

   The undermining of Scottish Gaelic as a viable language resulted not from decrees, but from a gradual weakening of independent Scottish institutions.

2. the act or process of weakening something or causing it to collapse by removing its underlying support, as by erosion.

   During the heavy rains, blocked sewers caused the flooding of the basement and the undermining of the wall by water.

3. the act of digging or tunneling underneath something, as a military stronghold.

   The siege works were now close enough to allow the undermining of some of the bastions of the fortress.

adjective

1. weakening something or someone gradually or indirectly.

   Seating students in rows, so they cannot see each other’s faces, has an undermining effect on their engagement.

2. digging or tunneling underneath something, or removing or eroding its underlying support.

   The land along the shoreline collapsed because of undermining waves and currents.

Other Word Forms

• underminingly adverb

Word History and Origins

Origin of undermining¹

First recorded in 1350–1400; undermin(e) ( def. ) + -ing ¹ ( def. ) for the noun senses; undermin(e) ( def. ) + -ing ² ( def. ) for the adjective senses

Example Sentences

Pulte, who heads the Federal Housing Finance Agency, told the president he had identified leakers who were undermining the administration.

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And even if alternative sources could be found, it would take time while prices go up in the short term, undermining a mainstay of the country's export economy, industry players told AFP.

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"Targeting foreign nationals drives away foreign investment, undermining a key revenue stream for the Malian junta," notably in the mining sector, said Karr, the AEI analyst.

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He was given a five-year jail sentence in July for undermining national unity with remarks that questioned Algeria's borders.

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That first chance came four years ago in the pandemic-delayed Euro 2020, with bitterly disappointing defeats by the Czech Republic and Croatia undermining progression.

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Related Words

• subversion