/ Dictionary / Index R ring-porous: Meaning and Definition of Find definitions for: ring-po•rous Pronunciation: (ring'pôr'us, -pōr'-), [key] — adj. Bot. having annual rings marked by a conspicuous band of large pores in wood formed in spring. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Ring of the Nibelung, The* ring rot Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language