1) Hindu philosophical concept 
Ekagrata (Sanskrit: एकाग्रता) - means intentness in the pursuit of one object, close and undisturbed attention. Tapas and Brahmacharya are part of the Vedic exercises meant for attaining self-control. The Upanishads emphasise on the practice of austere virtues; tapas destroys sins, weakens indriyas, purifies citta and leads to ekag...