A combustion reaction is a type of chemical reaction in which a compound and an oxidant are reacted to produce heat and a new product. Precombustion definition is - situated, occurring, or used before engine combustion or the combustion stage of a process. In practice, this level of efficiency is impossible to achieve, but it's possible to come close. Another word for combustion. 2 people chose this as the best definition of combustion: The process of burning.... See the dictionary meaning, pronunciation, and sentence examples. Combustion means "the act of burning," like the combustion of fallen leaves that, if not extinguished immediately, can result in a forest fire. Combustion is the scientific word for burning. Another definition, used by Gas Processors Suppliers Association (GPSA) and originally used by API (data collected for API research project 44), is the enthalpy of all combustion products minus the enthalpy of the fuel at the reference temperature (API research project 44 used 25 °C. Ideally, it would be measured at 100%, meaning that the fuel was completely consumed. Combustion is a chemical process or a reaction between Fuel (Hydrocarbon) and Oxygen.When fuel and oxygen react it releases the heat and light energy. Learn more. ‘a large combustion plant’ ‘Although greenhouse gases come from many sources, fossil fuel combustion is the prime human-induced source.’ ‘Twenty-five percent of total worldwide emissions come from fossil fuel combustion.’ The general form of a combustion reaction can be represented by the reaction between a hydrocarbon and oxygen, which yields carbon dioxide and … Combustion efficiency is a measure of how efficiently a device consumes fuel. Find more ways to say combustion, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. combustion meaning: 1. the process of burning 2. the chemical process in which substances mix with oxygen in the air to…. How to use precombustion in a sentence. In a combustion reaction, a substance reacts with oxygen from the air. Combustion - a state of violent disturbance and excitement; combustion grew until revolt was unavoidable All definitions are approved by humans before publishing. Combustion or burning is a complex sequence of chemical reactions between a fuel and an oxidant accompanied by the production of heat or both … Heat and light energy then result in the flame.So, the formula for Combustion reaction is Hydrobcarbon + Oxygen = Heat energy. Any promotional content will be deleted. combustion - The process of burning something.