/ Dictionary / Index B basically: Meaning and Definition of Find definitions for: ba•si•cal•ly Pronunciation: (bā'sik-lē), [key] — adv. fundamentally. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: basically (Thesaurus) basic basic anhydride Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language