单词 | tropism |
释义 | Word Frequency tropism(ˈtrəʊpɪzəm) noun the response of an organism, esp a plant, to an external stimulus by growth in a direction determined by the stimulus Derived forms tropismatic (ˌtropisˈmatic) adjective tropistic (trəʊˈpɪstɪk) adjective Word origin from Greek tropos a turnWord Frequency -tropism or -tropy combining form in countable noun indicating a tendency to turn or develop in response to a certain stimulus phototropism Word origin from Greek tropos a turn |
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