Word Study
ecosphere
OXFORD DICTIONARY
ecosphere, n. the region of space including planets where conditions are such that living things can exist.
THESAURUS
ecosphere
aerosphere, all that lives, atmosphere, biochore, biocycle, biosphere, biota, biotope, brawn, fiber, flesh, flora and fauna, gaseous envelope, lift, living matter, living nature, noosphere, organic matter, organic nature, organized matter, plasm, tissue, welkinFor further exploring for "ecosphere" in Webster Dictionary Online