# definitionofthe ## Posts - [Five pairs of commonly confused words (and how to remember them)](https://definitionofthe.com/blog/commonly-confused-words/): Spellcheck won't save you from these. Each pair below contains two real words, so your computer is happy either way. Here is what each one means, with a quick trick to keep them apart. - [How to write clearer sentences: 7 simple habits](https://definitionofthe.com/blog/how-to-write-clearer-sentences/): Clear writing isn't about fancy words. It's about making your reader's job easy. These seven habits work for emails, essays, reports and blog posts alike, and you can start using them today. - [Fewer or less? How to choose](https://definitionofthe.com/blog/fewer-or-less/): "Ten items or less" is one of the most argued-about signs in the supermarket. Should it say "fewer"? The answer depends on what you are counting, and on how strictly you follow the rule. - [Affect vs effect: the simple way to choose](https://definitionofthe.com/blog/affect-vs-effect/): Affect and effect sound almost the same, look almost the same and are both about change. No wonder they cause so many mistakes. The good news is that one short rule gets you the right answer almost every time. - [Where does the word ‘salary’ come from?](https://definitionofthe.com/blog/where-does-the-word-salary-come-from/): Every month, millions of people check whether their salary has arrived. Few stop to wonder where the word itself comes from. The answer takes us back to ancient Rome, and to one of the most ordinary things in your kitchen: salt. ## Pages - [What is a VPN?](https://definitionofthe.com/blog/tech-explained/vpn/): A VPN (virtual private network) creates a protected, encrypted connection between your device and a server run by the VPN service. - [What is a cache?](https://definitionofthe.com/blog/tech-explained/cache/): A cache is a small, fast store of copies of data that has been used recently, kept so it can be reused quickly. - [What is cloud computing?](https://definitionofthe.com/blog/tech-explained/cloud-computing/): Cloud computing means using computers that belong to someone else, over the internet, instead of your own. - [What is an API?](https://definitionofthe.com/blog/tech-explained/api/): An API (application programming interface) is a set of rules that lets one piece of software ask another for information or for a task to be done. - [Tech explained](https://definitionofthe.com/blog/tech-explained/): Tech words, explained in plain English. Each page gives you the short answer first, then how it works and why it matters. - [Home](https://definitionofthe.com/blog/home/): elementum sollicitudin eget lorem. [comment]: # (Generated by Hostinger Tools Plugin)