ekvator

1. equator
   Na ekvatoru je toplo tokom cele godine. — It's warm all year round at the equator.
   Ekvador je dobio ime po ekvatoru. — Ecuador was named after the equator.
2. (of a season, competition) halfway point
   Prvenstvo je stiglo do ekvatora. — The championship has reached its halfway point.

Sense 2 ('midpoint of a season') is understood in Serbia but unusual, found mostly in sports journalism; the ordinary expressions are sredina sezone, polovina prvenstva.