STOCK EXCHANGE - [noun] a place where shares of companies are bought and sold
Examples of use
We bought some shares on the New York Stock Exchange.
You should visit some websites about stock exchange and personal finance regularly to help you in all financial choices you make.
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English speaking practise
Remember that if you don't use that word in English conversations or writing you'll forget it in a short time. So the best thing you can do to learn this word is just trying to use it in speaking or writing. Remember also that practise is the key to fluent english speaking.
You can always find a partner, who would also like to improve his/her