multigrade oil

multigrade oil
An engine oil that meets the viscosity requirements of several different single-grade engine oil types. Also called multi-viscosity oil

Dictionary of automotive terms. 2015.

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  • multigrade oil — …   Useful english dictionary

  • oil — A substance that lubricates and cools the moving parts of the engine and reduces the formation of rust and corrosion. It contains additives which fights the corrosion of bearings, keeps small particles in suspension, reduces engine wear, and… …   Dictionary of automotive terms

  • engine oil — Oil within the engine used to lubricate the moving components. At one time the oil was a single grade, but modern engines use a multigrade oil. Also see straight weight engine oil synthetic engine oil …   Dictionary of automotive terms

  • single-grade oil — oil suitable for use within a narrow temperature range; outside this range, its flow characteristics will not allow adequate lubrication. Also called straight weight oil. Compare multigrade oil …   Dictionary of automotive terms

  • straight-weight oil — oil suitable for use within a narrow temperature range; outside this range, its flow characteristics will not allow adequate lubrication. Also called single grade oil. Also see multigrade oil …   Dictionary of automotive terms

  • multigrade — adjective Having the characteristics of multiple grades of a product (especially of a lubricating oil) …   Wiktionary

  • multigrade — noun 1》 an engine oil that meets the requirements of several standard grades. 2》 (trademark in the US) a kind of photographic paper made with two emulsions of different sensitivities, from which prints with different levels of contrast can be… …   English new terms dictionary

  • multigrade — /ˈmʌltigreɪd / (say multeegrayd) adjective denoting a motor oil with a stable viscosity level over a wide range of temperatures …  

  • multigrade — n. (usu. attrib.) an engine oil etc. meeting the requirements of several standard grades …   Useful english dictionary

  • Gear oil — is a motor oil made specifically for transmissions, transfer cases, and differentials in automobiles, trucks, and other machinery. It is of a higher viscosity to better protect the gears and usually is associated with a strong sulfur smell. The… …   Wikipedia

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