释义 |
shear-head [f. shear n.1 and n.2] 1. The upper part of the apparatus for hoisting known as ‘shears’ (see shear n.1).
1769Falconer Dict. Marine (1776) s.v. Hulk, The tackles which extend from the head of the mast to the sheer-heads. 1847Key Recov. H.M. Gorgon 24 A guy was taken from the sheerhead to the shore. †2. Mining. ? A ‘fault’. Obs.
1813Vancouver Agric. Devon 56 It no where partakes of the regular dip..of the stratum,..but is broken and interrupted with what the miners call shear-heads and saddles. |