Meanings
- superlative form of deadly: most deadly
- Causing the greatest number of deaths
It was the deadliest plane crash since 1988.
- Having the greatest likelihood of causing a death
The black mamba is one of the deadliest snakes.
Cite this entry
deadliest. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/deadliest
“deadliest.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/deadliest. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “deadliest,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/deadliest.
Source: deadliest on Wiktionary, CC BY-SA 4.0.