Added 9 October 2026 reducing /ɹɪˈdjuː.sɪŋ/ noun Categories: ActionsEveryday Words noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about reducing at Wordnik → Where our words come from → Any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen); always occurs accompanied by oxidation of the reducing agent. Loss of excess weight (as by dieting); becoming slimmer. a doctor supervised her reducing Related Words: reductionshortenlimitingrestrictingcutbacknarrowingdownsizingrestrictlimitdownsizeminimizeabatement Back to today's word