Boil down
/bɔɪl daʊn /B2
UpperIntermediate
1. To make something simpler and more concise by focusing only on the essential points or aspects.
- The report was too lengthy, so we had to boil it down to just the key points.
- After hours of discussion, the problem boiled down to a simple misunderstanding.
- If you boil down the novel's plot, it's essentially a tale of love and betrayal.
2. To reduce a substance, such as a liquid, by boiling it until it becomes thicker or more concentrated.
- To make the sauce richer, you need to boil it down until it thickens.
- The chef boiled down the broth to concentrate its flavors.
- To create the reduction, boil down the mixture until half its original volume.
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