英语词汇“periostracum”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	periostracum
释义	periostracum [ per-ee-os-truh-kuhm ] / ˌpɛr iˈɒs trə kəm / noun, plural per·i·os·tra·ca [per-ee-os-truh-kuh]. /ˌpɛr iˈɒs trə kə/. the external, chitinlike covering of the shell of certain mollusks that protects the limy portion from acids. Origin of periostracum 1830–40; <New Latin, equivalent to peri-peri- + ostracum a shell <Greek óstrakon.See oyster OTHER WORDS FROM periostracum per·i·os·tra·cal, adjective Words nearby periostracum periosteoplastic amputation, periosteosis, periosteotomy, periosteum, periostitis, periostracum, periotic, periovaritis, peripachymeningitis, peripancreatitis, peripatetic Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for periostracum Gray calls it the Periostracum, from the membranous skin covering the bones of quadrupeds. A Conchological Manual\|George Brettingham Sowerby The periostracum, or epidermis, is heavy and often velvety or even hairy. The Sea-beach at Ebb-tide\|Augusta Foote Arnold
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periostracum