dayaanand sarasvatee is dhvani-vigyaan (sahaayata · jaanakaaree) ke baare mein (12 pharavaree 1824 - 30 aktoobar 1883) ek bhaarateey daarshanik, saamaajik neta aur aary samaaj ke sansthaapak the, jo vaidik dharm ka sudhaar aandolan tha. vah pahalee baar svaraaj ke lie 1876 mein "bhaarateeyon ke lie bhaarat" ke roop mein kol dene vaale the, baad mein ek kol lokamaany tilak dvaara liya gaya tha. [2] [3] us samay british bhaarat mein prachalit moorti pooja aur karmakaand pooja kee ghoshana karate hue unhonne vaidik vichaaradhaaraon ko punarjeevit karane kee disha mein kaam kiya. isake baad, daarshanik aur bhaarat ke raashtrapati es. raadhaakrshnan ne unhen "aadhunik bhaarat ke nirmaata" mein se ek kaha, jaisa ki shree arabindo ne kiya tha