lubricity
noun
lu·bric·i·ty lü-ˈbri-sə-tē 
plural lubricities
: the property or state of being lubricious
also : the capacity for reducing friction
Example Sentences
Recent Examples on the Web Both Optimum No Rinse and Ultima Waterless Wash Plus+ are also highly regarded in the detailing community for their excellent lubricity and impressive versatility. 
Duncan Brady, Car and Driver, 8 Mar. 2022 The bolt nose is cone-shaped for smooth feeding, and the bolt handle, head, and shroud, along with the gas shield, have been given a nitride treatment to increase durability and lubricity. Mike Dickerson, Field & Stream, 18 Feb. 2021 And although some additives make important contributions to lubrication, by themselves don't necessarily have great lubricity. Timothy Dahl, Popular Mechanics, 18 Jan. 2018 The lubricity of Times Square could not have flourished without corrupt (or absent) police, and a great deal of The Deuce is dedicated to showing the many ways in which the NYPD made deals or turned a blind eye to the goings-on. Rachel Syme, New Republic, 8 Sep. 2017
Duncan Brady, Car and Driver, 8 Mar. 2022 The bolt nose is cone-shaped for smooth feeding, and the bolt handle, head, and shroud, along with the gas shield, have been given a nitride treatment to increase durability and lubricity. Mike Dickerson, Field & Stream, 18 Feb. 2021 And although some additives make important contributions to lubrication, by themselves don't necessarily have great lubricity. Timothy Dahl, Popular Mechanics, 18 Jan. 2018 The lubricity of Times Square could not have flourished without corrupt (or absent) police, and a great deal of The Deuce is dedicated to showing the many ways in which the NYPD made deals or turned a blind eye to the goings-on. Rachel Syme, New Republic, 8 Sep. 2017 Word History
Etymology
borrowed from Middle French lubricité "slipperiness, lasciviousness," borrowed from Late Latin lūbricitāt-, lūbricitās "slippery nature, inconstancy" (Medieval Latin also "lasciviousness"), from Latin lūbricus "slippery, hard to hold, liable to lead to false steps, hazardous" (Late Latin also "morally weak, lascivious") + -itāt-, -itās -ity — more at sleeve
First Known Use
15th century, in the meaning defined above