Dictionary Definition :
Definition[1]
:
filter : (nt.) parissāvaṇa; nissandana; jalasodhana. (v.t.) parissāveti. (v.i.) nissandati. (pp.) parissāvita; nissandita.
Source
:
A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]