(n) optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam
The Collaborative International Dictionary of English (GCIDE) v.0.53
v. i. [ L. collidere, collisum; col- + laedere to strike. See Lesion. ] To strike or dash against each other; to come into collision; to clash; as, the vessels collided; their interests collided. [ 1913 Webster ]
Across this space the attraction urges them. They collide, they recoil, they oscillate. Tyndall. [ 1913 Webster ]
No longer rocking and swaying, but clashing and colliding. Carlyle. [ 1913 Webster ]
n. (Physics) a particle accelerator in which two separate beams of particles (usually of opposite charge) are circulated in opposite directions and directed so as to collide head on. This technique allows the production of collisions of higher energy than would be possible with a single beam produced by the same device. Syn. -- particle collider; colliding-beam accelerator; colliding-beam machine. [ WordNet 1.5 +PJC ]
n. [ Gr. ko`lla glue. ] (Chem.) One of a class of organic bases, C8H11N, usually pungent oily liquids, belonging to the pyridine series, and obtained from bone oil, coal tar, naphtha, and certain alkaloids. [ 1913 Webster ]
n. (Physics) a particle accelerator in which two separate beams of particles (usually of opposite charge) are circulated in opposite directions and directed so as to collide head on; -- called also colliding-beam accelerator and collider. This technique allows the production of collisions of higher energy than would be possible with a single beam produced by the same device. Syn. -- particle collider; colliding-beam accelerator; collider. [ WordNet 1.5 +PJC ]
n. [ Gael. cuilean whelp, puppy, dog. ] (Zool.) The Scotch shepherd dog. There are two breeds, the rough-haired and smooth-haired. It is remarkable for its intelligence, displayed especially in caring for flocks. [ Written also colly, colley. ] [ 1913 Webster ]
n. [ OE. colier. See Coal. ] 1. One engaged in the business of digging mineral coal or making charcoal, or in transporting or dealing in coal. [ 1913 Webster ]
2. A vessel employed in the coal trade. [ 1913 Webster ]
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