单词 | acranial |
释义 | Definition of acranial in English:acranialadjective (ˌ)eɪˈkreɪnɪəl Medicine Zoology
OriginMid 19th century. From scientific Latin acranius + -al. With the medical use compare acrania. With the use in zoology, compare scientific Latin Acrania, neuter plural, applied by Haeckel to primitive vertebrates lacking a bony brain case, and compare also acraniate. Definition of acranial in US English:acranialadjective(ˌ)eɪˈkreɪnɪəl Medicine Zoology
OriginMid 19th century. From scientific Latin acranius + -al. With the medical use compare acrania. With the use in zoology, compare scientific Latin Acrania, neuter plural, applied by Haeckel to primitive vertebrates lacking a bony brain case, and compare also acraniate. |
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