saptaṣalāka | सप्तषलाक | saptaSalAka
sapta—ṣalāka | सप्त—षलाक |, m. (MW.) or sapta—ṣalā˚ka-cakra | सप्त—षला˚क-चक्र |, n. (L.) a kind of astrological diagram marked with twice 7 lines crossing each other at right angles (it is used for indicating auspicious days for marriages)