quoin
/k(w)ɔɪn/
释义
名词noun
- 1Any of the corner building blocks of a building, usually larger or more ornate than the surrounding blocks.
- 2The keystone of an arch.
- 3(printing, historical) A metal wedge which fits into the space between the type and the edge of a chase, and is tightened to fix the metal type in place.
- 4(obsolete, nautical) A form of wedge used to prevent casks from moving.
- 5(firearms) A wedge of wood or iron put under the breech of heavy guns or the muzzle of siege-mortars to raise them to the proper level.
- 6(horticulture) A number of apple varieties with a distinctive ribbed appearance, like corners of a coin.