[ep-uh-ben-thos] /ˌɛp əˈbɛn θɒs/
the aggregate of organisms living on the sea bottom between low tide and 100 fathoms (180 meters).
/ˌɛpɪbaɪˈəʊsɪs/ noun 1. any relationship between two organisms in which one grows on the other but is not parasitic on it See also epiphyte, epizoite
[ep-uh-bahy-ot-ik] /ˌɛp ə baɪˈɒt ɪk/ Biology adjective 1. of or relating to an organism that lives, usually parasitically, both on the surface and within the body of its host. noun 2. any such organism, as certain fungi.
[ep-uh-blast] /ˈɛp əˌblæst/ noun, Embryology. 1. the primordial outer layer of a young embryo before the segregation of the germ layers, capable of becoming the ectoderm and containing cells capable of becoming the mesoderm and endoderm. /ˈɛpɪˌblæst/ noun 1. (embryol) the outermost layer of an embryo, which becomes the ectoderm at gastrulation Also called ectoblast […]
/ˈɛpɪˌblɛm/ noun 1. (botany) the outermost cell layer of a root; epidermis