necessary and important as a part of a whole: (Cambridge)
being an essential part of something (Oxford)
بیوقوف ,احمق
He's an integral part of the team and we can't do without him. (Cambridge).
Practical experience is integral to the course.(Oxford)
an integral part of the team
integral to the course
Essential
Elemental
Fundamental
Incidental
Peripheral
Integrally
