What does incinerator mean?
An incinerator is a furnace or installation used to burn waste and other materials at high temperatures. It is commonly associated with municipal refuse, industrial by-products, clinical waste, and other materials that must be reduced in volume or treated through controlled combustion. The word can refer either to the complete facility or to the chamber where combustion occurs. In British English, “incinerator” may also be used informally for a cremation furnace, although “crematorium” is the more precise word for a place where human remains are cremated. The term is usually technical or institutional rather than literary, and it emphasizes the equipment used for burning rather than the act of burning itself. Its history comes through the Latin “incinerare,” meaning “to burn to ashes,” which accurately reflects the device’s principal function.
nounA device or installation in which waste or other material is burned at high temperatures, usually to reduce its volume or dispose of it safely. The term is also used for the furnace or chamber where this burning takes place.
- A device or installation for burning waste or other material at high temperatures.
- The furnace or chamber in which such burning takes place.
"The hospital uses a high-temperature incinerator to dispose of hazardous medical waste."
"The city plans to replace its aging waste incinerator with a more efficient facility."
"Smoke from the incinerator prompted complaints from nearby residents."
The plural is used when referring to multiple devices, furnaces, or facilities.
"The regional authority approved two new incinerators for the city’s waste."
From Latin for “to burn to ashes,” the incinerator turns discarded material into the compact residue of its combustion.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does incinerator come from?
“Incinerator” was formed in the 19th century from the English verb “incinerate” and the agent suffix “-or,” meaning a device or person that performs an action. The verb derives from Latin “incinerare,” from “in-” meaning “into” or “upon” and “cinis” or “cineris” meaning “ashes.” The same Latin root underlies related words such as “incineration” and “incinerable,” while “cinerary” refers more generally to ashes or the manner in which something is reduced to ash.
Related word forms
How incinerator is actually used
The word is primarily used for industrial, municipal, medical, or scientific installations where controlled combustion is required. In everyday British usage, it can also refer to a cremation furnace, though “crematorium” is usually the more specific term for a facility for cremating human remains.
Easily confused with incinerator
An incinerator burns waste, whereas a crematorium is a facility specifically intended for cremating human remains.
A furnace is a general term for a heat-producing chamber, while an incinerator is designed primarily to burn waste or other material.