单词 | peronium |
释义 | peronium/pəˈrəʊnɪəm/Zoology noun In certain hydromedusae: a tentacle formed by an extension of the umbrellar ectoderm and lacking mesogloea. Usually in plural. OriginLate 19th century; earliest use found in Science. From ancient Greek περόνη fibula, brooch + scientific Latin -ium, apparently after German Mantelspange, lit. ‘cloak pin’. |
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