Galileo Galilei

American  

noun

1. Italian physicist and astronomer, 1564–1642.

---

Galileo Galilei Scientific  

/ găl′ə-lā′ōgăl′ə-lā′ /

1. Italian astronomer, mathematician, and physicist. He was the first to use a telescope to study the stars and planets, and he discovered various astronomical phenomena and physical principles.

---

Example Sentences

See Examples For:

Galileo Galilei

In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed of a huge number of faint stars.

From Salon ● Feb. 14, 2025

The astronomer Galileo Galilei stayed here several times in the 17th century, until the family of artistic patrons eventually sold it off.

From New York Times ● Mar. 18, 2024

This was the same view of the universe held by the Italian astronomer Galileo Galilei: the true nature of the universe could be discovered only through mathematics.

From Textbooks ● Apr. 19, 2023

Galileo Galilei was already convinced of that in the 16th century.

From Scientific American ● Mar. 23, 2023

Galileo Galilei was born in Pisa on 15 February 1564—the same year that William Shakespeare was born and in the same month that Michelangelo died.

From "The Scientists" by John Gribbin