tatrāvidyamānā vyavadhānādayo yatra deśāntare 'vasthāviśeṣe tat tathoktam / ādiśabdena virodhipratyayapratighātādiparigrahaḥ /
That condition in which intervening [obstacles] etc. are absent in another place is called thus. By the term "ādi" [there is] inclusion of [such things as] the warding off of opposing factors etc.