a small, brightly colored red and blue characin fish, Pracheirodon innesi, native to parts of the Amazon basin: a popular aquarium fish.
How Tetris Got Its NameFor over two decades, the puzzle video game Tetris has provided countless hours of procrastination and enjoyment for players all over the globe. But now, researchers believe that Tetris might have a new purpose. They think that the game may help to prevent the flashbacks that occur in the early stages of post-traumatic stress disorder. While the research is fascinating, let’s turn our attention to …
Origin of neon tetra
First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019