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breakthrough - definition and synonyms

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noun [countable]     breakthrough pronunciation in British English
Word Forms
  1. 1
    a discovery or achievement that comes after a lot of hard work

    Detectives are still waiting for a breakthrough in their investigations.

    Scientists predict a major breakthrough within six months.

  2. 2
    a time when you begin to be successful at something

    The breakthrough came in the 20th minute with a header from Barnes.

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a combination of a hotdog and a hamburger in a specially designed bread bun

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a volume of articles, essays, etc., contributed by many authors in honor of a colleague, usually published on the occasion of their retirement, an important anniversary and the like

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