/ Dictionary / Index S surface-to-underwater: Meaning and Definition of Find definitions for: sur•face-to-un•der•wa•ter Pronunciation: (sûr'fis-t-un'dur-wô"tur, -wot"ur), [key] — adj. (of a missile, message, etc.) traveling from the surface of the earth to a target underwater. —adv. from the surface of the earth to a target underwater. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. surface-to-surface surface wave Related Content Daily Word Quiz: bungled Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language