Hypertext Webster Gateway: "Goaves"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Goaf \Goaf\; n.; pl. {Goafs}or {Goaves}. [Cf. lst {Gob}.]
(Mining)
That part of a mine from which the mineral has been partially
or wholly removed; the waste left in old workings; -- called
also {gob} .
{To work the goaf} or {gob}, to remove the pillars of mineral
matter previously left to support the roof, and replace
them with props. --Ure.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Goaves \Goaves\ (g[=o]vz), n. pl. [See {Goaf}, n.] (Mining)
Old workings. See {Goaf}. --Raymond.
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