Sentences you can trust

Search and find correct usages for words or phrases in high-quality sentence examples.

Read the bigger context

Get the bigger context by clicking on the extend button. If that is not enough, just click on the source link to navigate to the real source article.

Compare words and phrases

Compare words or phrases and construct comparison graphs by putting 'VS' between them.

Find the missing word

Use the asterisk symbol to find the missing words between words and sentences.

Check use over time

Sometimes you just need to understand how relevant the words or phrases are to today. Click on the use over time button to see the graph starting from the 19th century.

Built-in dictionary

Get the meanings, synonyms, and antonyms for words and phrases with our built-in dictionary.

Text to speech

You can listen to your input or high-quality sentence examples with our text-to-speech functionality. It also works in extended contexts.

Translate to more than 80 languages

If high-quality sentence examples are not enough, you can always translate your input to any language.

High-quality sentence dictionary!

Find the best examples with lengusa.

lengusa is the first machine learning-powered sentence dictionary online. Its cluster of background services constantly collects, sanitizes, indexes, and orders sentences with state-of-the-art algorithms and machine learning routines.

lengusa. Sentence examples. Only high-quality sources.

Only the highest quality sources

lengusa only uses high-quality sources and peer-reviewed articles online. It constantly refreshes its database and deprecates low-quality sentences.

lengusa. Sentence examples. Make the internet work for you.

Make the internet work for you

Instead of doubting your usage, or the sentence examples you find, let lengusa sentence dictionary do the work for you. Internet is full of correct and reliable sentences and lengusa is here to let you find them.

  • Constantly refreshed sources.

  • Sentence ranking algorithm

  • Developed with linguists

Over 300 million sentences

lengusa sentence dictionary allows you to search over 300 million examples of proper English sentences

High-quality news sources

Only respected news sources. No tabloids.

Peer-reviewed science articles

Only sources from well-established science repositories


Current, well-known, and trustworthy encyclopedias.

lengusa. Machine learning-powered sentence dictionary.