Word Games
Word of the Day
New Words & Slang
Video
My Favorites
View your list of saved words.
(You can log in using Facebook.)

endosymbiosis

en·do·sym·bi·o·sis

noun \ˌen-dō-ˌsim-bī-ˈō-səs, -bē-\

plural en·do·sym·bi·o·ses \-ˌsēz\

: symbiosis in which a symbiotic organism lives within the body of its partner

—en·do·sym·bi·ot·ic \-ˈät-ik\ adjective

Take Our 10-Question Quiz


	Name That Thing Take our visual vocab quiz Test Your Knowledge »

	True or False? A quick quiz about stuff worth knowing Take It Now »


	Join Us on FB & Twitter Get the Word of the Day and More Facebook \| Twitter

	Get Our Free Apps Voice Search, Favorites, Word of the Day, and More iPhone \| iPad \| Android \| More