WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / F / fibrinogen fibrinogen noun /faɪbrɪnədʒən/ 4 syllables 10 letters Scrabble 16 WWF 20 Definitions noun a protein present in blood plasma; converts to fibrin when blood clots factor i Look “fibrinogen” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →