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breakthrough

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noun, often attributive break·through \ˈbrāk-ˌthrü\

Simple Definition of breakthrough

  • : a sudden increase in knowledge, understanding, etc. : an important discovery that happens after trying for a long time to understand or explain something

  • : a person's first important success

Source: Merriam-Webster's Learner's Dictionary

Full Definition of breakthrough

  1. 1 :  an offensive thrust that penetrates and carries beyond a defensive line in warfare

  2. 2 :  an act or instance of breaking through an obstacle <a breakthrough agreement>

  3. 3 a :  a sudden advance especially in knowledge or technique <a medical breakthrough> b :  a person's first notable success <a breakthrough novel>

Examples of breakthrough in a sentence

  1. Researchers say they have made a major breakthrough in cancer treatment.

  2. The police have announced a breakthrough in the murder case.

  3. This job could be the breakthrough she's been waiting for.



1918

First Known Use of breakthrough

1918


BREAKTHROUGH Defined for Kids

breakthrough

play
noun break·through \ˈbrāk-ˌthrü\

Definition of breakthrough for Students

  1. :  a sudden advance or successful development <a breakthrough in medical research>





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