First of the four fruits attainable by śrāvakas, that of the first stage in progressing toward nirvāṇa.

The first of the four spiritual achievements, which is considered to be entering “the stream” of the noble ones that flows inexorably toward awakening.

One who has achieved the first of the four levels of attainment on the śrāvaka path, and who is from then onwards continuously approaching nirvāṇa. 

The first of four levels of attainment on the śrāvaka path, the point from which one is then continuously approaching nirvāṇa. 

The first of the four levels of attainment of the vehicle of the śrāvakas, it is considered to be when one enters “the stream” of the noble ones that flows inexorably toward awakening.