Ectoblast — Ec to*blast, n. [Ecto + Gr. ? bud, germ.] (Biol.) (a) The outer layer of the blastoderm; the epiblast; the ectoderm. (b) The outer envelope of a cell; the cell wall. Agassiz. [1913 Webster] || … The Collaborative International Dictionary of English
ectoblast — [ek′tō blast΄, ek′təblast΄] n. EPIBLAST … English World dictionary
ectoblast — n. [Gr. ektos, outside; blastos, bud] The outer wall of a cell; ectoderm; epiblast … Dictionary of invertebrate zoology
ectoblast — ectoblastic, adj. /ek teuh blast /, n. Embryol. 1. the ectoderm. 2. epiblast. [1860 65; ECTO + BLAST] * * * … Universalium
ectoblast — noun the outer layer of the blastoderm; the ectoderm or epiblast … Wiktionary
ectoblast — 1. SYN: ectoderm. 2. As used by some experimental embryologists, the original outer cell layer from which the primary germ layers are formed; in this sense, synonymous with epiblast. 3. A cell wall. [ecto + G. blastos, germ] * * * ec·to·blast … Medical dictionary
ectoblast — ec·to·blast || ektəʊblÉ‘Ëst n. outer membrane of a cell; (Embryology) ectoderm, outer layer of cells which forms the epidermis and epidermal tissues … English contemporary dictionary
ectoblast — ec·to·blast … English syllables
ectoblast — /ˈɛktoʊblæst/ (say ektohblast), /ˈɛktə / (say ektuh ) noun the prospective ectoderm, before the separation of the germ layers. {ecto + blast} –ectoblastic /ɛktoʊˈblæstɪk/ (say ektoh blastik), /ɛktə / (say ektuh ), adjective …
ectoblast — n. = ECTODERM. Derivatives: ectoblastic adj. * * * ectoblastic, adj. /ek teuh blast /, n. Embryol. 1. the ectoderm. 2. epiblast. [1860 65; ECTO + BLAST] * * * ecˈtoblast noun (Gr blastos a shoot or bud; biology) The outer layer of cells in a… … Useful english dictionary