Peniaphobia is the fear of poverty, but it's not just about worrying whether you can pay rent next month. It's called ...

Ultraprocessed” has become a bad word in our food supply, but regulators are struggling with how to define the term to help consumers. Here’s why that’s so hard to do.

The quest to define and canonize new words in American English is as old as the country itself. In the new book "Unabridged: ...

Viewed this way, a definition is a decision mechanism. It distinguishes some elements of the universe from the others. Hence ...

In Definition Detective, we give you an obscure word with four possible definitions. Only one is correct-the other three we made up. Can you identify the real meaning from the fakes? Try Other ...

An ambitious book challenges long-held assumptions on diet and nutrition and exposes gaps in public-health guidance.