WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / C / cambrian period cambrian period noun 15 letters Scrabble 23 WWF 28 Definitions noun from 544 million to about 500 million years ago; marine invertebrates cambrian Look “cambrian period” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →