dhammatā : [f.] a general rule; nature.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

Dhammatā (f.) [Sk. dharmitā] conformity to the Dhamma- niyāma (see niyāma), fitness, propriety; a general rule, higher law, cosmic law, general practice, regular phenomenon, usual habit; often used in the sense of a finite verb: it is a rule, it is proper, one should expect S i.140 (Buddhānaŋ dh. the law of the B.'s i. e. as one is wont to expect of the B.s), 215 (su˚); iv.216 sq. (khaya˚ etc.); D ii.12; A ii.36 (kusala˚); v.46; Th 1, 712; J i.245; ii.128; Nett 21, 50, cp. Miln 179; PvA 19; VvA 7. See also AvŚ Index.

Pali-English Dictionary, TW Rhys Davids, William Stede,