Etymology

trefentanil

T1R1E1F4E1N1T1A1N1I1L1

Today it means: A particular narcotic painkiller. Full definition →

Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

From [Term?] + -fentanil (“opioid receptor agonist, analgesic”).

Etymology from Wiktionary, CC BY-SA 4.0.