English dictionary
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English noun: Hipparchus | |||
| 1. | Hipparchus (person) Greek astronomer and mathematician who discovered the precession of the equinoxes and made the first known star chart and is said to have invented trigonometry (second century BC) | ||
| Instance hypernym | astronomer, mathematician, stargazer, uranologist | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2024 onlineordbog.dk