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nounSynonym of QDR.
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Cite this entry
APA
4DR. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/4DR
MLA
“4DR.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/4DR. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “4DR,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/4DR.
Source: 4DR on Wiktionary, CC BY-SA 4.0.