| 释义 |
cuboid, a. and n.|ˈkjuːbɔɪd|
[mod. ad. Gr. κυβοειδής cube-like: in mod.L. cuboīdes, F. cuboïde.]
A. adj. Resembling a cube; of a form approximating to that of a cube; cuboidal; spec. in cuboid bone (os cuboides), one of the bones of the foot, between the calcaneum and the fourth and fifth metatarsal bones.
[1706in Phillips, Cuboides, the seventh Bone of the Tarsus of the Foot.] 1829J. Bell Anat. Hum. Body (ed. 7) 73 The place and effect of the cuboid bone is very curious. 1854Badham Halieut. 147 Fish..characterized by sharp projecting cheeks, and cuboid heads.
B. n.
1. Anat. Short for cuboid bone: see cubo-.
1839Todd Cycl. Anat. II. 340/1 Bounded on the outside by the cuboid. 1881Mivart Cat 113 The Calcaneum articulates with the..cuboid in front.
2. A cuboidal block or lump.
1883Midland Echo 5 Apr. 3/1 He purchased..two cuboids of nitro-glycerine.
3. Geom. A solid resembling a cube, with the rectangular faces not all equal; a rectangular parallelepiped.
1890R. B. Hayward Elem. Solid Geom. 78 Cuboids..on the same base are to one another as their heights. Note. The need of some short word in the place of the polysyllabic ‘rectangular parallelepiped’ has been long felt. I have coined the work ‘cuboid’. |