单词	umbilicus
释义	umbilicus noun um·​bi·​li·​cus ˌəm-ˈbi-li-kəs  ˌəm-bə-ˈlī-  plural umbilici ˌəm-ˈbi-li-ˌkī  -ˌkē; ˌəm-bə-ˈlī-ˌkī  -ˌsī or umbilicuses 1 a : navel sense 1 b : any of several morphological depressions especially : hilum sense 1 2 : a central point : core, heart Example Sentences Recent Examples on the Web The tech staff informed us that we would be connected to this digital umbilicus for the duration of our employment. Jeremy Miller, Harper's Magazine, 26 Oct. 2021 Word History Etymology Latin — more at navel First Known Use 1799, in the meaning defined at sense 1a Medical Definition umbilicus noun um·​bi·​li·​cus ˌəm-ˈbil-i-kəs  ˌəm-bə-ˈlī-  plural umbilici ˌəm-ˈbil-ə-ˌkī  -ˌkē; ˌəm-bə-ˈlī-ˌkī  -ˌsī or umbilicuses : navel
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