unlubricatedadj.
/(ˌ)ʌnˈl(j)uːbrᵻkeɪtᵻd/, U.S. /ˌənˈlubrəˌkeɪdᵻd/ Not lubricated.
ΘΚΠ
the world > matter > constitution of matter > oiliness or greasiness > [adjective] > of the nature of oil > oily and slippery > relating to lubrication > not
ungreasedc1450
unoiled1638
unlubricated1775
1775 J. Ash New Dict. Eng. Lang. Unlubricated, not lubricated.
1818 Portico 5 186 The great friction of which packing, unlubricated, and dry as it must necessarily be, sets at defiance every idea of durability of the parts sustaining it.
1879 Cassell's Techn. Educator (new ed.) I. 66 The tallow melted, leaving the rifle unlubricated.
1928 E. M. Coulter College Life in Old South xii. 320 A rickety ox cart whose unlubricated axles make melancholy music!
2010 N.Y. Times (Nexis) 11 Sept. b5 I vaguely imagined an unlubricated engine grinding to a halt.
This entry has been updated (OED Third Edition, June 2017; most recently modified version published online March 2022).
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adj.1775