Reduction to ashes is the process of converting something into ashes or dust by burning. There are various synonyms for this term that are commonly used such as incineration, cremation, immolation, and destruction by fire. These terms all signify the process of ending the existence of something by burning it until it turns to ashes. Incineration usually refers to the process of burning waste materials to reduce it to ashes. Cremation, on the other hand, usually refers to the ceremonial burning of a dead body to reduce it to ashes. Ultimately, all these synonyms denote the process of reducing something to ashes, and the specific term used depends on the context in which it is used.