单词 | metachronous |
释义 | metachronous/ˌmɛtəˈkrəʊnəs/ /mɪˈtakrənəs/ /mɛˈtakrənəs/adjective 1 Biology = metachronal. 2 Physical Geography and Palaeontology. Of or relating to a geographical or palaeobiological feature which is composed of several parts formed at different times. 3 Medicine. Occurring sequentially or subsequently rather than simultaneously; especially designating a neoplasm that occurs as a later primary (rather than as a synchronous primary or a metastasis). OriginEarly 20th century; earliest use found in American Naturalist. From meta- + -chronous. |
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