METHYLPHENIDATE /ˌmɛθ əlˈfi nɪˌdeɪt/ Scrabble 29 Words With Friends 30 Definition noun central nervous system stimulant (trade name Ritalin) used in the treatment of narcolepsy in adults and attention deficit disorder in children. — synonyms: Ritalin See all 1170 words you can make from METHYLPHENIDATE → 15-letter words Words starting with M Words ending with E ← Unscramble different letters