This is the 12668th most frequent Russian word.
коридора
"Коридора" is not the correct form. The correct word is "коридор," which means "corridor" or "hallway" in English.
The word 'коридоре' here refers to a shared hallway inside a building, such as in an office or school.
Мы стояли в коридоре, ожидая начала собрания.
We were standing in the corridor, waiting for the meeting to begin.
The word 'коридора' in this context indicates the architectural feature within a building measured by its width.
Ширина коридора в этом здании позволяет удобно проходить даже большими группами.
The width of the corridor in this building allows for comfortable passage even by large groups.
In this sentence, 'коридоре' is used to describe the physical space within which an enhancement is planned.