||Ad va*lo"rem (&?;). [L., according to the value.] (Com.) A term used to denote a duty or charge laid upon goods, at a certain rate per cent upon their value, as stated in their invoice, -- in opposition to a specific sum upon a given quantity or number; as, an ad valorem duty of twenty per cent.
Ad*vance" (&?;), v. t. [imp. & p. p. Advanced (&?;); p. pr. & vb. n. Advancing (&?;)(#).] [OE. avancen, avauncen, F. avancer, fr. a supposed LL. abantiare; ab + ante (F. avant) before. The spelling with d was a mistake, a- being supposed to be fr. L. ad. See Avaunt.] 1. To bring forward; to move towards the van or front; to make to go on.