名词

1. 形式;仪式;俗套
If you say that an action or procedure is just a formality, you mean that it is done only because it is normally done, and that it will not have any real effect on the situation.

2. 程序;正式手续
Formalities are formal actions or procedures that are carried out as part of a particular activity or event.

1. compliance with formal rules

e.g. courtroom formality

2. a manner that strictly observes all forms and ceremonies

e.g. the formality of his voice made the others pay him close attention

Synonym: formalness

3. a requirement of etiquette or custom

e.g. a mere formality

Synonym: formalities