RHODODENDRON /ɹoʊdəˈdɛndɹən/ Scrabble 18 Words With Friends 19 Definition noun any shrub of the genus Rhododendron: evergreen shrubs or small shrubby trees having leathery leaves and showy clusters of campanulate (bell-shaped) flowers. See all 106 words you can make from RHODODENDRON → 12-letter words Words starting with R Words ending with N ← Unscramble different letters