ˈwȯ]d.ə(r)lə̇s, ˈwä], ]tə(r)-\ adjective
Etymology: Middle English waterles, from Old English wæterlēas, from wæter water + -lēas -less
1. : destitute of or deficient in water : dry
a waterless well
had to cross 100 miles of waterless country
2. : not requiring water (as for cooling or cooking) ; often : air-cooled
• wa·ter·less·ly adverb
• wa·ter·less·ness noun -es