/ Dictionary / Index B Babuyan Islands: Meaning and Definition of Find definitions for: Ba•bu•yan' Is'lands Pronunciation: (bä"b-yän'), [key] a group of islands in the Philippines, N of Luzon. 225 sq. mi. (580 sq. km). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. babushka baby Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language