/ Dictionary / Index L lineate: Meaning and Definition of Find definitions for: lin•e•ate Pronunciation: (lin'ē-it, -āt"), [key] — adj. marked with lines, esp. parallel lengthwise lines; striped. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. linear transformation lineation Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language