Probably from hapas; one (or a single) time (numerically or conclusively)
once.
see GREEK hapas
Textus Receptus Greek Text apax hapax
apax 2 Cor 11:25, Php 4:16, 1 Th 2:18, Heb 6:4, Heb 9:7, Heb 9:26, Heb 9:27, Heb 9:28, Heb 10:2, Heb 12:26, Heb 12:27, 1 Pe 3:18, 1 Pe 3:20, Jude 1:3, Jude 1:5 |