| 单词 | acrogen | 
| 释义 | acrogen in British English (ˈækrədʒən) noun any flowerless plant, such as a fern or moss, in which growth occurs from the tip of the main stem Derived formsacrogenic (ˌækrəˈdʒɛnɪk) or acrogenous (əˈkrɒdʒɪnəs)  adjective acrogenously (aˈcrogenously)  adverb Word originC19: from acro- + Greek genēs born; see -gen acrogen in American English (ˈækrədʒən)  noun  a plant, such as a fern or moss, having a perennial stem with the growing point at the tip Derived formsacrogenous (aˈcrogenous) (əˈkrɑdʒənəs)  adjective or  ˌacroˈgenic (ˌækrəˈdʒɛnɪk)  acrogenously (aˈcrogenously)   adverb Word originacro- +  -gen | 
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