Alhazen

Noun

1.

Alhazen - an Egyptian polymath (born in Iraq) whose research in geometry and optics was influential into the 17th century; established experiments as the norm of proof in physics (died in 1040) Synonyms: Al-Hasan ibn al-Haytham, al-Haytham, Ibn al-Haytham

Al-Hasan ibn al-Haytham, al-Haytham, astronomer, Ibn al-Haytham, mathematician, physicist, stargazer, uranologist