单词	cephalothorax
释义	cephalothorax noun ceph·​a·​lo·​tho·​rax ˌse-fə-lə-ˈthȯr-ˌaks  : the united head and thorax of an arachnid or higher crustacean Example Sentences Recent Examples on the Web Opillonids, also called harvestmen, consist of one basic body segment — plus legs — while spiders have two main body parts: the cephalothorax and abdomen. Fox News, 3 Jan. 2014 During the molting process, tarantulas contract their abdomens, which pushes fluid into the upper body, or cephalothorax. National Geographic, 24 May 2017 Word History Etymology International Scientific Vocabulary First Known Use 1835, in the meaning defined above Medical Definition cephalothorax noun ceph·​a·​lo·​tho·​rax ˌsef-ə-lə-ˈthō(ə)r-ˌaks, -ˈthȯ(ə)r-  : the united head and thorax of an arachnid or higher crustacean
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