able to cause death; very harmful or destructive, extremely accurate and effective

lethal injection, lethal force, lethal dose

Formal and Informal Expressions of lethal

In different contexts, you can replace 'lethal' with suitable alternatives. In a more formal setting, 'deadly, fatal' is apt. In informal speech or writing, 'killer, deadly' is a commonplace synonym.

lethal: Explore its Definition & Usage

lethal Definition

1able to cause death; very harmful or destructive
2extremely accurate and effective

Using lethal: Examples

Take a moment to familiarize yourself with how "lethal" can be used in various situations through the following examples!

Example
The snake's venom is lethal.
Example
The hurricane caused lethal damage to the town.
Example
The boxer has a lethal punch.
Example
The chemical is lethal to aquatic life.

lethal Synonyms and Antonyms

Synonyms for lethal

Antonyms for lethal

Phrases with lethal

lethal injection
a method of execution in which a person is injected with a lethal dose of drugs
Example
The state uses lethal injection as its primary method of execution.
lethal force
the use of deadly force, such as firearms, to stop a threat
Example
The police officer was authorized to use lethal force if necessary to protect himself and others.
lethal dose
the amount of a substance that is sufficient to cause death
Example
The lethal dose of the poison varies depending on the individual's weight and health.

Origins of lethal

from Latin 'letalis', meaning 'deadly'

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Summary: lethal in Brief

The term 'lethal' [ˈliːθl] describes something that can cause death or is very harmful or destructive. It can also refer to something that is extremely accurate and effective, as in 'The boxer has a lethal punch.' Phrases like 'lethal injection' and 'lethal force' denote specific contexts where the term is used.