/ Dictionary / Index M methyl oleate: Meaning and Definition of Find definitions for: meth'yl o'leate Pronunciation: [key] an oily, clear to amber, water-insoluble liquid, CHO, used chiefly as an intermediate for detergents, wetting agents, and emulsifiers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. methylnaphthalene methyl orange Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language