morendo meaning in Hindi

Regulating the breath pressure, the tenor was able to reduce this sound while retaining the core of the voice in a diminuendo, or even a morendo on a high B-flat, the effect requested by Verdi at the end of'Celeste Aida'."
In the final line, the alto broadens the beginning of the melody to a last " dona nobis pacem ", marked " mf molto espr . sost . " ( medium strength, very expressive and sustained ), while the other parts end on a very soft " miserere nobis ", marked " morendo " ( dying ).