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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

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  1. From our crowdsourced Open Dictionary
    an acronym which describes a program that protects websites from spammers by providing a test (e.g. a distorted text) which humans can do but computers cannot. It stands for 'Completely Automated Public Turing Test To Tell Computers and Humans Apart' and is a trademark of Carnegie Mellon University. There are visual as well as audio captchas in use.
    Recognising the kinds of characters used in CAPTCHAs remains a significant challenge in computer vision.
    Submitted on 28/09/2009 09:37:00

spiralizer

a piece of kitchen equipment used for cutting vegetables into very thin, long strips

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troll factory

a company that pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

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