TRABECULA /trəˈbɛkjʊlə/ Scrabble 13 Words With Friends 17 Definition noun rod-shaped structures of fibrous tissue that divide an organ into parts (as in the penis) or stabilize the structure of an organ (as in the spleen). See all 268 words you can make from TRABECULA → 9-letter words Words starting with T Words ending with A ← Unscramble different letters