easy
The team made a breakthrough after many tries.
What does Breakthrough mean?
A breakthrough is an important success or discovery.
Dictionary definition
An important discovery, success, or improvement after a difficult effort.
Example sentences
Breakthrough in a sentence
medium
The scientist celebrated a breakthrough in the experiment.
hard
The new reading tool was a breakthrough because it helped students learn faster.
Writing practice
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Quick practice
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Practice the meaning of Breakthrough
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
What does breakthrough mean?
A breakthrough is an important discovery, success, or improvement after effort.
Practice 2
Which word is closest in meaning to breakthrough?
A breakthrough can be an important discovery.
Practice 3
Which word is a useful contrast for breakthrough?
A setback slows progress, while a breakthrough creates important progress.
Practice complete
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Breakthrough
Voice settings
Sounds like
brayk · throo · strongest beat: brayk
Tap each sound part, then blend the whole word together.
Learn
WordBreakthrough.
Partnoun, adjective.
MeaningBreakthrough means A breakthrough is an important success or discovery.
ExampleExample: The team made a breakthrough after many tries.
Word breakdown
2 syllables. Say each part, then blend the word.
- Syllables
- brayk · throo
- Strongest beat
- brayk
- Ending
- throo
- Tip
- Put a little extra energy on brayk.
Your turn
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Synonyms
Words like Breakthrough
Antonyms
Opposite words
Synonym practice
Want to practice breakthrough synonyms in context? Try a Synonym Search question like "The new clue was a breakthrough in the puzzle," then compare close word choices. Practice breakthrough synonyms.
Word family
Breakthrough word family
Base word
break
noun
breakthrough
An important discovery or success.
noun
breakthroughs
More than one breakthrough.
noun
breakthrough idea
An idea that creates important progress.
Related words
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Student support
Understand Breakthrough
Hint for students
A breakthrough is an important success or discovery.
Common mix-up
Do not use breakthrough just because it sounds familiar. Make sure the sentence matches this meaning: A breakthrough is an important success or discovery.
Try it in class or at home
Read this model sentence: The scientist celebrated a breakthrough in the experiment. Clue words: scientist, celebrated, experiment. Underline clue words that show why breakthrough fits instead of setback. Now write one new sentence that shows breakthrough without using the word breakthrough. Ask: Does my sentence clearly show breakthrough?
Teacher prompt
Ask students to explain this model sentence: "The scientist celebrated a breakthrough in the experiment." Why does breakthrough fit better than setback?
Learning activities
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