Psunj is a

mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited Summit (topography), summit area, and ...

in the southwestern

Slavonia Slavonia (; hr, Slavonija) is, with Dalmatia, Croatia proper, and Istria, one of the four historical regions of Croatia. Taking up the east of the country, it roughly corresponds with five Croatian counties: Brod-Posavina, Osijek-Baranja ...

region in eastern

Croatia , image_flag = Flag of Croatia.svg , image_coat = Coat of arms of Croatia.svg , anthem = "Lijepa naša domovino"("Our Beautiful Homeland") , image_map = , map_caption = , capit ...

. It is the highest mountain of Slavonia, with the highest peak of Brezovo polje at 984

m.a.s.l. Height above mean sea level is a measure of the vertical distance (height, elevation or altitude) of a location in reference to a historic mean sea level taken as a vertical datum. In geodesy, it is formalized as ''orthometric heights''. The com ...

In the north it extends to Ravna gora and

Papuk Papuk is the largest mountain in the Slavonia region in eastern Croatia, near the city of Požega. It extends between Bilogora to the northwest, Krndija to the east, and Ravna gora and Psunj to the southwest. The highest peak is the eponymous ...

, while otherwise it is surrounded by lowlands. It is located north of

Nova Gradiška Nova Gradiška is a town located in the Brod-Posavina County of Croatia, population 14,229 (2011). It is located in the historic region of Slavonia, near the border to Bosnia and Herzegovina. The first word in the name means ''New'', and there ...

and southeast of

Pakrac Pakrac is a town in western Slavonia, Croatia, population 4,842, total municipality population 8,460 (census 2011). Pakrac is located on the road and railroad connecting the regions of Posavina and Podravina. Name In Croatian the town is known a ...

. On Psunj, there is a 128.5 metres tall

lattice tower A lattice tower or truss tower is a freestanding vertical framework tower. This construction is widely used in transmission towers carrying high voltage electric power lines, in radio masts and towers (a self-radiating tower or as a support for a ...

used for FM- and TV-transmission, which was designed by Prof. Marjan Ivancic and built by

Mostogradnja Mostogradnja (''Građevinsko preduzeće Mostogradnja a.d. Beograd'') is a Serbian bridge building company, with headquarters in Belgrade, Serbia. Its projects have included bridges and interchanges, as well as industrial and military structures i ...

in 1962/1963. Originally this tower was completely free-standing. Today it is additionally guyed at its upper section. Psunj was called "Pisunus" in antiquity. There are several suggested etymologies for that. One is that it comes from the Indo-European root * (cattle). The other is that it comes from the Indo-European roots *peiH (big, in the sense "mountain") and *sen (old). One very similar to that is that it comes from *peiH and *sewn (black). The other is that it's related to the Latin word "pinus", meaning "pine tree" or "resin", itself without a widely accepted etymology.

References

Mountains of Croatia Slavonia Landforms of Požega-Slavonia County Pannonian island mountains Tourist attractions in Požega-Slavonia County {{Slavonia-geo-stub