| 单词 | constriction | 
| 释义 | Word Frequency constriction(kənˈstrɪkʃən) noun 1.  a feeling of tightness in some part of the body, such as the chest  2.  the act of constricting or condition of being constricted 3.  something that is constricted 4.  genetics a localized narrow region of a chromosome, esp at the centromere  Derived forms constrictive (conˈstrictive) adjective constrictively (conˈstrictively)  adverb constrictiveness (conˈstrictiveness)  noun  | 
	
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