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UKabstruse
/ɐbstɹˈuːs/
/əbˈstɹus/abstruse
[ADJECTIVE]
Examples
1. Three abstruse ingredients that go into Fermat's Last Theorem.
2. It's a rather abstruse area.
3. It had to do with an issue, an abstruse mathematical issue, having to do with quadratic forms.
4. Pound's poetry is full of learned and abstruse reference.
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