Carfentanil

//kɑːˈfɛn.tə.nɪl// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A narcotic painkiller that is four orders of magnitude more potent than morphine, used for tranquilizing large animals and abused as a recreational drug. uncountable

    "He’d been hearing rumours lately of carfentanil in the supply line, which terrified him: one hundred times stronger than fentanyl, approved for the sole purpose of tranquilizing elephants."

Synonyms

All synonyms
4 carbomethoxyfentanyl4-carbomethoxyfentanylcarfentsuper fentwildnilwildnil

Example

More examples

"He’d been hearing rumours lately of carfentanil in the supply line, which terrified him: one hundred times stronger than fentanyl, approved for the sole purpose of tranquilizing elephants."

Etymology

From car(boxylate) + -fentanil (“opioid receptor agonist, analgesic”).

Related phrases

order of magnituderecreational drug

More for "carfentanil"

SynonymsSentencesPronunciationTranslate

Next best steps

Find stronger synonymsSee usage examplesCheck pronunciationBrowse writing guides

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.