From reducere +‎ -ing

reducering c (singular definite reduceringen, plural indefinite reduceringer)

1. reduction (reducing)

   Synonym: reduktion

2. (sports) decreasing the lead of the opposing team by scoring (in team sports)

• “reducering” in Den Danske Ordbog

reducera (“reduce”) +‎ -ing (“-ing”)

reducering c

1. reduction (reducing)
2. (sports) decreasing the lead of the opposing team by scoring (in team sports)

• reduktion

• “reducering”, in Svensk ordbok [Dictionary of Swedish] (in Swedish)