Temperaturna linija na mapi koja povezuje tačke sa istom temperaturom.
ETYM Iso- + Greek thermos hot.
An isogram connecting points having the same temperature at a given time.
Line connecting points of equal temperature.
Line on map passing through places with same temperature.
Line on a map, linking all places having the same temperature at a given time.
A continuous line (not necessarily straight or smooth) on a surface (or chart) comprising points of equal or constant temperature.