tincture
     n 1: a substances that colors metals
     2: an indication that something has been present; "there wasn't
        a trace of evidence for the claim"; "a tincture of
        condescension" [syn: {trace}, {vestige}, {shadow}]
     3: a quality of a given color that differs slightly from a
        primary color; "after several trials he mixed the shade of
        pink that she wanted" [syn: {shade}, {tint}, {tone}]
     4: (pharmacology) a medicine consisting of an extract in an
        alcohol solution
     v 1: fill, as with a certain quality; "The heavy traffic
          tinctures the air with carbon monoxide" [syn: {impregnate},
           {infuse}, {instill}]
     2: stain or tint with a color; "The leaves were tinctured with
        a bright red"
Source: WordNet® 2.0