sakṛdāgāmin (Sanskrit; Pāli, sakadāgāmin). A ‘once-returner’, one of the four Noble Persons (ārya-pudgala). Having reached the second stage of the supermundane path (ārya-mārga) he will have only one more rebirth in the human world before gaining enlightenment (bodhi).

A Dictionary of Buddhism, Oxford University Press, 2003, 2004 (which is available in electronic version from answer.com)

Sakṛdāgāmin  斯陀含  【參照: Four Fruition】

漢英-英漢-英英佛學辭典字庫

sakṛdāgāmin: Once-returner.

Sarvastivada Abhidharma, Sanskrit-English Glossary, by Bhikkhu KL Dhammajoti

○āgāmin m. 'returning only once again i.e. being re-born', N. of the second of the four orders of Buddhist Aryas MWB. 132
• (○mi) -tva n. Vajracch
• (○mi) -phala and -phala-pratipannaka Dharmaś. 102 ; 103

Sanskrit-English Dictionary, by M. Monier William