ANTIKNOCK Meaning and
Definition
-
Antiknock is an adjective that refers to the ability of a substance or a fuel to prevent or reduce knocking in an internal combustion engine. Knocking, also known as engine knock or detonation, is an undesirable phenomenon that occurs when the air-fuel mixture in an engine's cylinder ignites or explodes unevenly or prematurely. It results in a knocking or pinging sound, and if left unaddressed, it can cause engine damage.
The term "antiknock" is mostly associated with the octane rating system used for measuring the performance of gasoline fuels. In this context, antiknock refers to the fuel's resistance to knocking. The higher the octane rating of a fuel, the greater its resistance to knocking and the more effective it is at preventing the detrimental effects of knocking in an engine.
Antiknock properties are achieved through the addition of specific additives, such as tetraethyl lead (TEL) or alcohols, to the fuel. These substances enhance the fuel's ability to resist knocking by changing the combustion process, making it more controlled and stable.
The development of antiknock technology has been crucial in improving engine performance, efficiency, and durability. By minimizing knocking, engines can operate smoothly and maintain optimal power output. Additionally, antiknock additives help reduce harmful emissions and improve fuel economy.
Overall, antiknock is a term used to describe the characteristic of a substance or fuel that helps prevent or minimize knocking in internal combustion engines, ultimately ensuring optimal engine performance and longevity.
Common Misspellings for ANTIKNOCK
Etymology of ANTIKNOCK
The word "antiknock" is derived from the combination of the prefix "anti-" meaning "against" or "opposite" and the word "knock".
The term was first used in the context of internal combustion engines and fuel additives around the early 20th century. It refers to substances or compounds added to gasoline to prevent or reduce the knocking or pinging noise that occurs during the combustion process. "Knocking" in this case refers to the undesirable sound produced when the air-fuel mixture in the engine cylinder doesn't burn smoothly or pings due to high-pressure and temperature conditions.
The prefix "anti-" in "antiknock" indicates the aim of opposing or countering the knocking effect. The term became widely accepted and used in the automotive industry to describe the property of fuel additives that minimize engine knocking.
Similar spelling words for ANTIKNOCK
- antisocial,
- antigang,
- undecking,
- antioch,
- antiking,
- undocking,
- untucking,
- endogangue,
- untacking,
- intaking,
- anticking,
- Undecaying,
- antigen,
- antiquing.
Infographic
Add the infographic to your website:
