单词 | heterochrony |
释义 | het·e·ro·chron·y ![]() n. A change or set of changes in the timing or duration of an organism's ontogenetic development compared with an ancestral species, resulting in morphological differences between ancestor and descendant. [HETERO- + Greek khronos, time + -Y2.] het′e·ro·chronic, het′e·ro·chronous adj. |
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