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IELTS word

breakthrough

/ˈbreɪk.θruː/noun

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English definition

an important discovery or advance

Common phrases / collocations

  1. major breakthrough
  2. scientific breakthrough
  3. make a breakthrough

Example sentences

  1. 1.

    The battery test was a breakthrough for the team.

  2. 2.

    The scientists made a medical breakthrough.

  3. 3.

    This discovery could be a breakthrough.

Visual learning

See the meaning

Two researchers celebrate as a small battery prototype powers a bright lamp for the first time.
an important discovery or advance
1many tests failed
2prototype works
many tests failed→prototype works