/ Dictionary / Index I isohaline: Meaning and Definition of Find definitions for: i•so•ha•line Pronunciation: (ī"su-hā'lēn, -līn, -hal'ēn, -īn), [key] — n. a line on a map of the ocean connecting all points of equal salinity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. isogriv isohel Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language