Dharmadhātu (Abhidharma tradition)
In the Abhidharma tradition, dharmadhātu (P. dhammadhātu; T. chos kyi dbyings ཆོས་ཀྱི་དབྱིངས་; C. fajie 法界) is used to refer to the dhatu of "mental objects" within the eighteen dhatus. In the context, dharmadhātu refers to everything that can be cognized by the mind-consciousness dhatu.
These mental objects are also known as manoviṣaya.
For more information, see manoviṣaya.
- Buswell & Lopez 2014, s.v. dharmadhātu.