1. Mohammedanism, as the religion which hinges all on submission to the will of God; the Mohammedan world.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• isalm,
• islane,
• isam,
• islams,
• uslay,
• islami,
• islamis,
• islan,
• ismal,
• islad,
• muslam,
• islom,
• islaam,
• sleam,
• pslam,
• isla,
• aslym,
• osam,
• aslum,
• isteam

• psalm,
• island,
• Islamise,
• isle,
• Islamist,
• Islamize,
• slim,
• slum,
• slam,
• islamism,
• islamic.

The adjective form of the word "Islam" is "Islamic".

The plural form of the word "Islam" is "Islams".

The singular form of the word "Islam" is still "Islam".