🌐EnglishEnglishFrançaisفارسیहिन्दीEntityQ3536399· pop 17· linked from 21 articlesNational Science Dayannual celebration in India to mark the discovery of the Raman effectAvailable in 16 languagesFrançaisहिन्दीAssameseBanglaGujaratiKannadaMalayalamMarathiConnectionsRaman scatteringEntityIndiaCountryCategoriesFebruary observancesInfobox holiday fixed day (2)Observances about scienceObservances in IndiaScience and technology in India