perfectionism

n. 至善论, 过度追求尽善尽美, 圆满论
【医】 至善主义

形容词:perfectionist 

per.fec.tion.ism

n.（名词）
A propensity for being displeased with anything that is not perfect or does not meet extremely high standards.
完美主义：对于任何不完美或未达到最高标准的事都有不满意的倾向
A belief that moral or spiritual perfection can be achieved by people in this life.
完美主义信仰：在生命中相信人生可以达到道德或精神的完美境界

【引伸】
perfec.tionist
adj.（形容词）
n.（名词）
perfec.tionist.ic
adj.（形容词）