alhacen

Noun alhacen has 1 sense

• alhacen(n = noun.person) al-hasan ibn al-haytham, al-haytham, alhazen, ibn al-haytham - 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);
is a kind of astronomer, stargazer, uranologist, mathematician, physicist