| 释义 |
▪ I. jad, n. local.|dʒæd|
[Origin unknown: cf. jud.]
In the Bath-stone quarries: ‘A long deep holing or cutting made for the purpose of detaching large blocks of stone from their natural beds’ (Gresley Gloss. Coal Mining, 1883). Hence jad v. trans., to form a jad in; ˈjadder, a stone-cutter (Halliw. 1847–78); ˈjadding vbl. n., also attrib.
1871Morgans Mining Tools 148 The ‘jadding pick’..serves for cutting in long and deep holings, juds, or ‘jads’, for the purpose of detaching large blocks of stone from their natural beds. Ibid. 153 When the face of any heading from which the stone is to be worked away has been properly jadded under the roof, the side saw-cuts are proceeded with.
▪ II. jad
obs. variant of jade n.1 and n.2. |