base on
phrasal verbbase something on/upon something
- [usually passive] to use an idea, a fact, a situation, etc. as the point from which something can be developed
- What are you basing this theory on?
- be based on something The maps are based on satellite data.
- His first novel was loosely based on his own experiences as a doctor.
- The local economy is largely based on tourism.
- It was a decision based solely on scientific evidence.
Oxford Collocations Dictionaryadverb- closely
- firmly
- broadly
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