apacca : [nt.] offspring.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

Apacca [Vedic apatya nt.; der. fr. apa] offspring, child D i.90 (bandhupāda˚ cp. muṇḍaka), 103 (id.); S i.69 (an˚) Sn 991; DA i.254.

Pali-English Dictionary, TW Rhys Davids, William Stede,