\wˈakɪ], \wˈakɪ], \w_ˈa_k_ɪ]\
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A rock of a grayish green colour nearly allied to basalt, of which it may be regarded as a softer and earthy variety See Graywacke.
By Nuttall, P.Austin.
A German miner's term for a soft earthy variety of trap-rock of a greyish-green colour, resembling indurated clay, and readily crumbling down when exposed to the weather.
By Stormonth, James, Phelp, P. H.
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- A Brazilian beetle, resembling in the male pair of pincers.