n.
1.a mouth or mouthlike opening
2.a hard brittle blue-gray or blue-black metallic element that is one of the platinum metals
3.(computer science) software that controls the execution of computer programs and may provide various services
4.the left eye
5.rigid connective tissue that makes up the skeleton of vertebrates
Idiom of the Day
cog in the machine
a small and unimportant part of a large organization
The employees felt like they were only cogs in the machine so the atmosphere at the company was not very good.
