dryas
(zoology) Any of several extinct hoofed mammals, of the order †Litopterna, from the Cenozoic period
Any of several plants of the genus Dryas; the mountain avens. / One of two periods of cold and increased glaciation thousands of years before the present (Younger Dryas and Older Dryas).
(transitive) To make less neutral than required or expected, or (chemistry) closer to the neutral pH value without reaching it.
(informal) mincing; affectedly dainty
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