Part of Speech: Noun

Definition: The state of being happy and satisfied

Source: http://www.merriam-webster.com/dictionary/contentment

Encountered: In the article “The Happiest and Saddest Places in New York City, According to Twitter” by Brian Merchant. “Regardless, it’s a fascinating look at where we’re tweeting our rage – and our contentment – throughout the city.”

Understanding: I better understand the sentence now that I know what this word means.