Primogeniture Meaning in Bengali

What is the meaning of word Primogeniture in Bengali/Bangla ?

Meaning of Primogeniture in Bangla is : পূর্বাধিকার

Defenition of word Primogeniture

Example

Maui and Tahaki are famous mythological heroes in Polynesia and they have more powerful manas than their elder brothers, though they are not the primogenitures .

Other Meaning of Primogeniture