"Hello" is one of the most used words in the English language.
Screen printing is by far the most used technology today.
Video recordings are the most used form of educational music.
For the first five years of the Internet, the most used function was email.
In the 1990s, C++ became one of the most used programming languages.
By 1921, cigarettes had become the most used form of tobacco.
Another breakthrough came with possibly the most used editor in the history of the game.
It is the most widely used form of renewable energy.
It is currently one of the most used resource on campus.
Bus travel remains the most used form of public transport, especially by older people.