intransitive verb cos·tean
variants: or


Definition of costean



  1. :  to dig trenches or small pits through the surface soil or debris to the underlying rock in place for the purpose of exposing the outcrop of a mineral deposit and determining its course

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Origin and Etymology of costean

from (assumed) Cornish costēn, probably from codha to fall, happen + stēn tin; akin to Old Norse hitta to hit, find — more at hit, stannum

Seen and Heard

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a brief usually trivial fact

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