ădactĭo, ōnis, f. [adigo],
a forcing or bringing to : ad legitimam juris jurandi adactionem, to the taking of an oath , Liv. 22, 38, where just before we find: milites jurejurando adacti.
adāctiō ōnis, f adigo, a compelling, exaction (once): iuris iurandi, L. ...
An Elementary Latin Dictionary