dation
/ˈdeɪʃn/noun
Civil Law. Originally and chiefly in Louisiana: the legal act of giving or conferring something; something legally given or conferred. Frequently in dation in payment: something other than money given in order to discharge a debt; payment in kind. Compare earlier dation en paiement.
Origin
Mid 17th century (in an earlier sense). From classical Latin datiōn-, datiō act of giving, donation, gift, (of money, property) handing over, transfer, payment, act of allotting or assigning, in post-classical Latin also (of medicine) dose from dat-, past participial stem of dare to give + -iō.