/ Dictionary / Index S sea lane: Meaning and Definition of Find definitions for: sea' lane" Pronunciation: [key] a standard navigational route for ships traversing an ocean or sea. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sea lamprey sealant Related Content Daily Word Quiz: alacrity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language