হীনাৱস্থাহীৰক জয়ন্তী
হীৰক (Assamese) [ Roman: hi.rok]
Contributed by: Bikram M Baruah on 2006-10-17
1. (Material Noun-Neuter) An extremely hard form of naturally crystallized carbon. কাৰ্বনৰ টান,স্ফটিক ৰূপ