Meanings
- superlativesuperlative form of long-acting: most long-acting
Cite this entry
longest-acting. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/longest-acting
“longest-acting.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/longest-acting. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “longest-acting,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/longest-acting.
Source: longest-acting on Wiktionary, CC BY-SA 4.0.