erosion

noun ero·sion \ i-ˈrō-zhən \
|Updated on: 14 Jun 2018

Definition of erosion

1 a : the action or process of eroding
b : the state of being eroded
2 : an instance or product of erosion

erosional

play \i-ˈrōzh-nəl, -ˈrō-zhə-nᵊl\ adjective

erosionally

play \i-ˈrōzh-nəl-ē, -ˈrō-zhə-nᵊl-\ adverb

Examples of erosion in a Sentence

  1. Landscapers planted grass to stop the erosion of the hillside.

  2. Centuries of erosion by wind have carved grooves in the rocks.

Recent Examples of erosion from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'erosion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of erosion

1541

in the meaning defined at sense 1a

See Words from the same year
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erosion Synonyms

Antonyms

buildup;

Near Antonyms

gain, increase;


EROSION Defined for English Language Learners

erosion

Definition of erosion for English Language Learners

  • : the gradual destruction of something by natural forces (such as water, wind, or ice) : the process by which something is eroded or worn away


EROSION Defined for Kids

erosion

noun ero·sion \ i-ˈrō-zhən \

Definition of erosion for Students

: the act of wearing away or eroding : the state of being eroded

Medical Dictionary

erosion

noun ero·sion \ i-ˈrō-zhən \

medical Definition of erosion

1 a : the superficial destruction of a surface area of tissue (as mucous membrane) by inflammation, ulceration, or trauma
  • erosion of the uterine cervix
b : progressive loss of the hard substance of a tooth
2 : an instance or product of erosion
  • a circular erosion on the skin


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