| 单词 | spongioblast |
| 释义 | spongioblast in British English (ˈspʌndʒɪəʊˌblɑːst) noun any of numerous columnar epithelial cells in the brain and spinal cord that develop into neuroglia Derived forms spongioblastic (ˌspʌndʒɪəʊˈblæstɪk) adjective Word origin C20: from Greek spongia sponge + -blastspongioblast in American English (ˈspʌndʒiouˌblæst, ˈspɑn-) noun Embryology one of the primordial cells in the embryonic brain and spinal cord capable of developing into neuroglia Derived forms spongioblastic adjective Word origin [1900–05; spongio- (comb. form of Gk spongiā́ sponge) + -blast]This word is first recorded in the period 1900–05. Other words that entered Englishat around the same time include: Young Turk, burnout, cathode-ray tube, decompression, throwaway-blast is a suffix meaning “bud, sprout,” “embryo,” “formative cells or cell layer”. Otherwords that use the affix -blast include: epiblast, hypoblast, mesoblast, statoblast, trophoblast |
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