The act of registering or recording someone's or something's information in an official system for legal or administrative purposes.
Usajili wa watoto wachanga lazima ufanyike ndani ya siku 90 baada ya kuzaliwa.
— Registration of newborn babies must be done within 90 days after birth.
Usajili wa magari mpya unahitaji hati ya umiliki na hati ya usajili ya zamani.
— Registration of new vehicles requires ownership documents and the old registration certificate.
The process of enrolling or officially joining an organization, school, or specific program.
Usajili wa wanafunzi wa chuo kikuu unafanyika kila mwaka mwezi Septemba.
— University student enrollment takes place every year in September.
Usajili wa wanachama wa chama cha wafanyakazi umefunguliwa kwa mwaka mpya.
— Registration of members for the workers' union has been opened for the new year.