单词 | discomedusan |
释义 | discomedusanZoology noun A jellyfish of the order or (later) subclass Discomedusae of scyphozoan cnidarians having a free-swimming, typically saucer-shaped or hemispherical medusa as the main stage in their life cycle. adjective Of or relating to this order or subclass. OriginLate 19th century; earliest use found in The Century Dictionary. After scientific Latin Discomedusae, order name. |
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