Complex sentence: The Arabic term "Islam" (إسلام) is defined as "submission" of desires to will of God and comes from the term "aslama", which means "to surrender" or "resign oneself".
Split into simpler sentences: The Arabic term "Islam" itself (إسلام) is usually translated as "submission"; submission of desires to the will of God. It comes from the term "aslama", which means "to surrender" or "resign oneself".