This is the 15153rd most frequent Russian word.
полукилометре
"Полукилометре" means "half a kilometer" in English.
Here, 'полукилометре' is used to specify a distance of half a kilometer from a certain point.
Магазин находится в полукилометре от нашего дома.
The store is half a kilometer away from our house.
In this sentence, 'полукилометра' is used to refer to the distance of half a kilometer as a measurement of walking time.
Можно ли дойти до остановки за время, равное пешему прохождению полукилометра?
Is it possible to reach the bus stop within the time it takes to walk half a kilometer?
Here, 'полукилометре' is utilized to describe the length of the laps around the park.