Instinct qua hunger- One of the basic Saṃjñās (instincts);
natural sensation of desire for satiation of hunger on account of the Udaya (rise) of the kṣudhāvedanīya karma i.e., Karma responsible for experience of hunger.
kṣudvedanīyodayāt yā kavalādyāhārārthaṃ tathāvidhaptidgalopādānakriyā sā"hārasaṃjñā.
(Prajñā 8.11 Vṛ Pa 222)