Asking Usage

[mnstar14]

I want to know the use of "each other" and " one another "

[mara_ce]

Each other and one another are normally used in the same way.

We see each other/one another everyday. (= Each of us sees the other everyday.)
They looked at each other/one another.


Both expressions have possessive forms.
They enjoy each other´s/one another´s company.

"One onother" is more common when more than two people are involved. However, "each other" can be used.
The soldiers looked at one another/each other.