…a natural or synthetic substance used to add a colour to or change the colour of something…
…any of a large class of synthetic dyes whose molecules contain two adjacent nitrogen atoms between carbon atoms…
…immerse (a yarn or fabric) in a special solution in order to colour it…
…produce patterns in (a garment or piece of cloth) by tying parts of it to shield it from the dye…
…a water-insoluble dye, such as indigo, that is applied to a fabric in a reducing bath which converts it to a soluble form, the colour being obtained on subsequent oxidation in the fabric fibres…
…a substance yielding a dye or that can be used as a dye, especially when in solution…
