Word.ws English Dictionary

phenibut

US/ˈfɛnɪbjuːt/

phenibut noun: β-phenyl-GABA, a gabapentinoid drug similar to baclofen and gabapentin, often legally sold online and taken orally for its euphoric effects.

phenibut: β-phenyl-GABA, a gabapentinoid drug similar to baclofen and gabapentin, often legally sold online...
Image: Vaccinationist, CC BY-SA 4.0, via Wikimedia Commons

Noun

phenibut (uncountable)

  1. (recreational drugs) β-phenyl-GABA, a gabapentinoid drug similar to baclofen and gabapentin, often legally sold online and taken orally for its euphoric effects.

Origin of phenibut

From phen(yl) + -i- + but(yric acid).

Questions about phenibut

What does phenibut mean?
Phenibut means β-phenyl-GABA, a gabapentinoid drug similar to baclofen and gabapentin, often legally sold online and taken orally for its euphoric effects.
What part of speech is phenibut?
Phenibut is a noun.
How do you pronounce phenibut?
Phenibut is pronounced /ˈfɛnɪbjuːt/ (US).

Words near phenibut in the dictionary

  1. phengitic
  2. phenglutarimide
  3. phengodid
  4. phengodids
  5. phengophobia
  6. phenibut
  7. phenic
  8. phenicarbazide
  9. pheniceous
  10. Phenicia
  11. Phenician

Source and license

Adapted from Wiktionary: phenibut (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “phenibut.” Word.ws, https://word.ws/phenibut. Based on Wiktionary, CC BY-SA 4.0.