It is unambiguous, perfectly clear, or self-evident (that something is the case); it is already widely acknowledged,established, or accepted (that something is the case).I know it goes without saying, but the staff restrooms are not to be used by students or visitors.It should go without saying, but you will receive an automatic zero if you are caught cheating on the exam.
i.e.
abbr. Latin
id est (that is)
– i.e.
Namely and i.e. are both used to give more information about something that you have just mentioned.
1. 'namely'
You use namely to
say exactly what you mean when you have just referred to
something in a
general or
indirect way.
One group of people seems to be forgotten, namely pensioners.
This virus was shown to be responsible for causing a very common illness, namely glandular fever.
2. 'i.e.'
You use i.e. when you are giving an explanation of a word or expression that you have just used.
You must be an amateur, i.e. someone who has never competed for prize money in athletics.
A good pass in French (i.e. at least grade B) is desirable.