mass noun
1
- complete trust or confidence in someone or something信任, 信赖; 信心：
this restores one's faith in politicians.
这件事恢复了人们对政治家的信心。
2
- strong belief in the doctrines of a religion, based on spiritual apprehension rather than proof（宗教）信仰。
2.1
- count noun a system of religious belief（某一）宗教：
the Christian faith.
基督教。
2.2
- count noun a strongly held belief or theory信条; 笃信的学说：
the faith that life will expand until it fills the universe.
笃信生命会扩展直至充溢整个宇宙的学说。
- chiefly Irish said to express surprise or emphasis〈主爱尔兰〉［用以表示惊讶或强调］千真万确：
faith, I was shown the door myself and came home.
千真万确, 我自己就是被下了逐客令才回家来的。
短语
break （或keep） faith
- be disloyal (or loyal)不忠（或忠诚）; 失信（或守信）：
an attempt to make us break faith with our customers.
使我们失信于顾客的企图。
词源
Middle English: from Old French feid, from Latin fides.