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Search   Web Kids.Net.Au Dictionary   Sponsors	Dictionary > Definition: Al-Hasan ibn al-Haytham Definition of Al-Hasan 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) Similar Words: Alhazen, al-Haytham, Ibn al-Haytham Find words starting with:     A B C     D E F     G H I     J K L     M N O     P Q R     S T U     V W X     Y Z

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