Aparihana-dhamma

Aparihāna-dhamma: 'incapable of relapse', or 'of falling away', namely, with regard to deliverance from some or all mental chains of existence see: samyojana. Thus all Noble Disciples are called, i.e. all those who have attained any of the 4 noble paths to Nobility see: ariya-puggala. With regard to the absorption jhanas, anyone is called 'unrelapsable' who has attained full mastery over the absorptions.
==References==
Maha Thera Nyanatiloka. Manual of Buddhist Terms and Doctrines, Buddhist Publication Society, first edition 1952. 
Category:Pali terms