idamphalam iti / idaṃ grāhyotpādāvinābhāvilakṣaṇaṃ phalam asyeti vigrahaḥ /
"idam-phalam" [means] 'that which has this [idam]', [where] 'this' refers to [its] characteristic of being invariably concomitant with the arising of what is to be grasped [and] 'phalam' [refers to its] result.