In the winter of 1872-73 when Rabi was eleven years and nine months old , the Maharshi personally presided over the investiture with the sacred thread of his two young sons Somendra and Rabindra and his grandson Satya . 1872-73 के शरद-काल में , जब रवि की उम्र ग्यारह वर्ष नौ महीने की थी तब महर्षि ने स्वयं अपने दोनों छोटे पुत्रों , सोमेन्द्र और रवीन्द्र तथा पौत्र सत्य का यज्ञोपवीत संस्कार किया
परिभाषा
the ceremonial act of clothing someone in the insignia of an office; the formal promotion of a person to an office or rank पर्याय: investment,