Cog in a Sentence 🔊

Definition of Cog

a wheel or bar with protrusions that transfer motion by interacting with another object with similar protrusions

Examples of Cog in a sentence

The inside of old analog clocks is full of small cogs and gears that work with each other to turn the hands of the clock on the outside. 🔊

A cog is almost useless by itself, since it must have another cog to turn with in order to perform its main function. 🔊

A rollercoaster is often pulled up the first steep hill of its track with a cog, which pulls it forward by the metal protrusions on the bottom of the cars themselves. 🔊

A cog is sometimes referred to as a ‘cog-wheel,’ since cogs are really just wheels with teeth so they can grab and turn other cogs.  🔊

If you’ve ever seen the inside of a giant clock, such as Big Ben, then you have likely seen how a cog functions, and understand that it needs other cogs to do anything at all.  🔊

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