| 释义 |
cap-stone|ˈkæpstəʊn|
[f. cap + stone.]
1. A stone which caps or crowns:
a. the top-stone. Also fig.
1685Gracian's Courtier's Orac. 150 Here is the fair occasion..to put the cap-stone upon his other perfections. 1791Smeaton Edystone L. §293 They had put on the cap-stone of the stair-head. 1863Mrs. C. Clarke Shaks. Char. xvii. 447 The capstone to his revelry is when he accepts Falstaff's pledge to a bumper.
b. The overlying horizontal stone of a cromlech or dolmen.
1851D. Wilson Preh. Ann. (1863) II. 9 Much greater mechanical skill.. was required to..upheave the capstone of the cromlech on to the upright trilith. 1879Lubbock Addr. Pol. & Educ. ix. 157 A dolmen..of which only the capstone now remains.
c. Coping-stone, coping.
1665Lond. Gaz. No. 6/1 The Sea here threw up several Capstones and Keys. 1828–41Tytler Hist. Scot. (1864) I. 137 So near the walls as to be able to fix their movable bridges on the capstone.
d. The uppermost bed of stone in a quarry.
1791Smeaton Edystone L. §108 Were it not for these cavities, the cap-stone would not readily be worked.
2. Geol. A fossil Echinite of the genus Conulus, so called from its cap-like shape.
1677Plot Oxfordsh. 92 By the Country people called commonly Cap-stones, from their likeness to a Cap laced down the sides. |