from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Agent noun of redivide: something that divides or apportions again.
- n. A sequence of letters that can be segmented into two or more different sentences
redivide + -er (Wiktionary)
The longest palindromic word listed in English dictionaries is redivider (nine letters), although some chemical handbooks list the eleven-letter word detartrated.