单词 | tunicate |
释义 | Word Frequency tunicate(ˈtjuːnɪkɪt, -ˌkeɪt) noun 1. any minute primitive marine chordate animal of the subphylum Tunicata (or Urochordata, Urochorda). The adults have a saclike unsegmented body enclosed in a cellulose-like outer covering (tunic) and only the larval forms have a notochord: includes the sea squirts See also ascidian adjective also: tunicated 2. of, relating to, or belonging to the subphylum Tunicata 3. (esp of a bulb) having or consisting of concentric layers of tissue Word origin C18: from Latin tunicātus clad in a tunic |
随便看 |
英语词典包含233703条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。