- Preclude is defined as to prevent something from happening or to prevent someone from doing something.
An example of preclude is when you take someone's keys away so that they cannot drive.
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transitive verb pre·clud·ed, pre·clud·ing, pre·cludes
- To make impossible, as by action taken in advance; prevent. See Synonyms at prevent.
- To exclude or prevent (someone) from a given condition or activity: Modesty precludes me from accepting the honor.
Origin: Latin praeclūdere : prae-, pre- + claudere, to close.
- pre·cluˈsion noun
- pre·cluˈsive adjective
- pre·cluˈsive·ly adverb