An infinite dictionary. Every word's definition is printed inside the word itself, in type too small to see. Keep going.
Tab moves between underlined words; Enter opens one. Escape climbs back out. Press question mark for all controls.
Nested needs JavaScript to zoom. It starts here: universe, n. everything that exists: all space and time, and the matter and energy inside them.
Click an underlined word, or scroll to zoom into itTap an underlined word, or pinch to zoom
placed inside something of the same kind, like every word on this page, which holds its own definition in type too small to see.
Every definition is written with words from the same book, so sooner or later you land on a word already on your path. That’s a loop, and it turns red.