音标：[.invә'lu:ʃәn] ；

n. 卷绕, 内卷, 回旋
[医] 退化, 复旧, 内转

n. reduction in size of an organ or part (as in the return of the uterus to normal size after childbirth)
n. a long and intricate and complicated grammatical construction
n. the action of enfolding something

词型变化：名词复数形式 : involutions

词性分布：

名词100%

involution的用法和样例：

词汇搭配

age involution年老退缩
skew involution双轴对合
involution law对合律
accidental involution意外性退化
sexual involution[医] 性退化, 经...
senile involution[医] 老年性退化...
central involution中心对合
involution form退化型,衰残型...
pituitary involution垂体退化,垂体萎缩...
uterine involution子宫复旧
involution of thymus[医] 胸腺退化...
elliptic involution椭性对合
point involution点列对合
orthogonal involution正交对合
focal involution焦点对合

【近义词】

complexity复杂
elaboration详细阐述
enfolding动词enfold的现在进...
involvement卷入
elaborateness尽心竭力
intricacy纷乱
engagement约会
participation参加
exponentiation[数]求幂

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