/nooht"n, nyooht"n/ , n.
1. Sir Isaac , 1642-1727, English philosopher and mathematician: formulator of the law of gravitation.
2. a city in E Massachusetts, near Boston. 83,622.
3. a city in central Kansas. 16,332.
4. a city in central Iowa, E of Des Moines. 15,292.
5. a male given name: a family name taken from a place-name meaning "new town."