Search for crossword answers and clues
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)
Answer for the clue "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) ", 10 letters:
hipparchus
Word definitions for hipparchus in dictionaries
Wikipedia
Word definitions in Wikipedia
Hipparchus is the degraded remnant of a lunar crater . It is located to the southeast of Sinus Medii , near the center of the visible Moon . To the south is the prominent crater Albategnius , and to the southwest lies Ptolemaeus , a feature of comparable ...