مؤسس

In a sentence

• علي هو المؤسس الرئيسي للشركة.

  Ali is the main founder of the company.

  Here, 'مؤسس' (founder) is used as a noun to denote someone who establishes an entity.

• تم بناء هذه المدرسة في عهد المؤسس العظيم للمدينة.

  This school was built during the era of the great founder of the city.

  In this sentence, 'مؤسس' (founder) describes a historical figure responsible for the inception of the city.

• لقد كان مؤسسًا لإيديولوجيا الهدف المشترك.

  He was a founder of the ideology of a common goal.

  'مؤسس' (founder) here describes someone who originates or creates a principle or idea.