This is the 1226th most frequent Russian word.
мера
"Мера" in English means "measure" (extent, degree, action, or means).
Here, 'мера' refers to the appropriate extent or proportion for something.
Каждое дело требует своей меры.
Each task requires its own measure.
In this instance, 'мера' denotes an action taken to achieve a certain goal, such as safety.
В качестве меры предосторожности, закройте окно.
As a precautionary measure, close the window.
Here, 'мера' is used to describe an amount or degree, specifically the extent of patience.