微塵

particle : (m.) lava; aṇu; lesa. (nt.) (in gram : ) avyaya.

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

rdul

[translation-san] {C} aṇu

[translation-san] {C,MSA} rajas

[translation-eng] {Hopkins} particle; atom; dust

[translation-eng] {C} dirt; {GD:594} energy

[comments] Comment: In Sāmkhya this is one of the three material qualities (yon tan gsum, triguṇa): lightness (snying stobs, sattva), 2) motility (rdul, rajas), 3) darkness (mun pa, tamas). Dzong-ka-ba's Great Exposition of Secret Mantra a passage cites a passage calling the three subtler consciousnesses preceding the mind of clear light according to the Guhyasamāja system sattva, rajas, and tamas.

Jeffrey Hopkins' Tibetan-Sanskrit-English Dictionary