Where does the word OK come from?
The word OK entered American English in the 19th century and is now one of the most popular in the language. But there is little agreement as to its origins.
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What is an octothorpe?
In the 1960s engineers at Bell Labs were designing the first touch keyboard telephones.
What is a rookie? Where does the word come from?
A rookie is someone new to a particular situation or recently promoted to a higher level of competition or responsibility.
Top 10 words with the most entries in the Oxford English Dictionary?
Here are the words with the most separate entries in the OED: