[ meth-uh l-fen-i-deyt, -fee-ni- ]
/ ˌmɛθ əlˈfɛn ɪˌdeɪt, -ˈfi nɪ- /

noun Pharmacology.

a central nervous system stimulant, C14H19NO2, used in the control of hyperkinetic syndromes and narcolepsy.

Origin of methylphenidate

1955–60; methyl + phen- + -ide + -ate2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medical definitions for methylphenidate

[ mĕth′əl-fĕnĭ-dāt′, -fēnĭ- ]


A drug chemically related to amphetamine and that acts as a mild stimulant of the central nervous system, used especially in the form of its hydrochloride for the treatment of narcolepsy in adults and hyperkinetic disorders in children.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.