Definition: Able to cause death or very serious harm.

Example: The snake's venom is lethal to small animals.

Definition: A condition or factor that causes death or is capable of causing death.

Example: The genetic mutation was found to be lethal to the developing embryos.

Definition: The quality or state of being able to cause death or serious harm.

Example: The lethality of the poison was higher than expected, leading to immediate medical intervention.

Definition: In a way that causes death or is capable of causing death.

Example: The poison was lethally effective, leading to immediate consequences.

Definition: Feeling sluggish and lacking energy; often associated with tiredness or inactivity.

Example: After staying up late, I felt lethargic and struggled to concentrate in class.

Definition: A condition where a person feels very tired, slow, and lacks energy or enthusiasm.

Example: After staying up late, I felt a sense of lethargy that made it hard to concentrate.

Definition: A serious illness where the body produces too many white blood cells, affecting the blood and often leading to severe health issues.

Example: The doctor diagnosed him with leucemia after reviewing his blood tests.

Definition: A type of essential amino acid that the body needs for growth and maintenance, which is found in many proteins and is important for health.

Example: Leucine is one of the building blocks of protein that helps in muscle recovery after exercise.

Definition: A type of toxin produced by certain bacteria that kills or breaks down white blood cells, which are important for the immune system.

Example: Leucocidin is known to contribute to the virulence of some bacterial infections by destroying the body's white blood cells.

Definition: A cloudy or opaque area in the cornea of the eye that can affect vision.

Example: The doctor diagnosed her with a leucoma, which was causing her blurred vision.

Definition: A medical condition characterized by a white discoloration of the skin or the formation of white patches, often associated with certain diseases.

Example: The patient was diagnosed with leucosis after showing signs of skin pallor.