unpollutingadj.
/(ˌ)ʌnpəˈl(j)uːtɪŋ/, U.S. /ˌənpəˈludɪŋ/ Not polluting; not causing pollution.
ΘΚΠ
the world > physical sensation > cleanness and dirtiness > freedom from impurities > [adjective] > not making impure
unpolluting1783
untainting1813
pollution-free1936
1783 tr. Virgil Aeneid ii. 41 in New Transl. Virgil's Eclogues If receiv'd with unpolluting hands, And by your aid, within her Fane it stands, The Fates ill-omen'd, shall on us return.
1817 P. B. Shelley Laon & Cythna ix. xviii. 202 The shafts of falsehood unpolluting flew.
1890 North-eastern Daily Gaz. (Middlesbrough) 4 Mar. A just proportion of unpolluting pleasure is one of the first necessaries of life.
1917 Georgia Hist. Q. 1 222 The willow and the reed dipped into its stream.., lining with emerald both sides of an unpolluting conduit for its waters.
1978 Asian Affairs 35 98/1 Five million bicycles are being abandoned..each year. The unpolluting bicycle is becoming a major polluter.
2007 S. Clarke Talk to Snail i. 21 Things that the French are wrong about... Nuclear power is totally unpolluting. Johnny Hallyday is world-famous. [etc.]
This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021).
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adj.1783