Obvod
Obvod is a Czech and Slovak noun with several related meanings across different domains.
In geometry, obvod denotes the perimeter or boundary length of a plane figure, most often the circumference
In administrative geography, obvod refers to a city or municipal district within a larger city or municipality.
In electronics and daily language, obvod also means an electrical circuit—a closed path through which current
Other common uses include measurements of boundary length around objects, such as obvod hlavy (head circumference)