Dictionary Definition:
Āvāhana (nt.) [ā + vshana, of vah] -- 1. = āvāha, i. e. marriage, taking a wife D i.11 (= āvāha -- karaṇa DA i. 96). -- 2. "getting up, bringing together", i. e. a mass, a group or formation, in senā˚ a contingent of an army J iv.91.