hipparchus
Noun
-
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) (synset 111071371)
is an instance of:
- astronomer, stargazer, uranologist - a physicist who studies astronomy
- mathematician - a person skilled in mathematics
Found on Word Lists
Other Searches
- Rhyme: Dillfrog, RhymeZone
- Definition: Wiktionary, Dictionary.com, Wikipedia, Merriam-Webster, WordNet, Power Thesaurus
- Imagery: Google, Flickr, Bing