poly·​sub·​stance -ˈsəb-stən(t)s How to pronounce polysubstance (audio)
often attributive
: a group of substances used often indiscriminately by a substance abuser
has a polysubstance dependence problem

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Cite this Entry

“Polysubstance.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/polysubstance. Accessed 19 Jun. 2024.

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