lesion

lésion

Partie d’un organe ou de la peau abîmée par une maladie, une infection ou une blessure.

En anglais simple : A part of an organ or skin that has been damaged by disease, infection, or injury.

• She has a small skin lesion.
• The scan revealed two lesions in the liver.
• A biopsy will show whether the lesion is cancerous.

Comment l'utiliser : a lesion in/on something (The scan showed a lesion in her brain.)

Synonymes : damaged area

Expressions courantes : skin lesion, brain lesion, lesion in something

lésion, blessure

Zone du corps blessée ou endommagée.

En anglais simple : An injury or damaged area of the body.

• The doctor cleaned the lesion.
• The fall left several lesions on his legs.
• The lesion healed without leaving a scar.

Comment l'utiliser : a lesion on something (The doctor examined a lesion on his arm.)

Synonymes : wound, injury

Expressions courantes : traumatic lesion, small lesion, lesion on something

lésion de l'ADN, lésion d'acide nucléique

Modification de la structure chimique de l’ADN ou de l’ARN provoquée par un dommage.

En anglais simple : A changed chemical structure produced when DNA or RNA is damaged.

• Radiation can produce a DNA lesion.
• The enzyme repairs lesions in damaged DNA.
• An unrepaired lesion may lead to a mutation.

Expressions courantes : DNA lesion, RNA lesion, repair a lesion

lésion

Accord injuste où une personne reçoit moins de la moitié de la valeur habituelle de ce qu’elle donne.

En anglais simple : An unfair deal in which someone receives less than half the usual value of what they give.

• The seller claimed lesion after discovering the property's value.
• The court examined whether the sale involved lesion.
• That legal system allows certain contracts to be challenged for lesion.

Expressions courantes : lesion in contracts, claim lesion

léser

Endommager une partie du corps, notamment dans le cadre d’une expérience scientifique.

En anglais simple : To damage part of the body, especially as part of a scientific experiment.

• The procedure lesions a small area of tissue.
• Researchers lesioned the brain region involved in movement.
• The experiment required them to lesion specific nerve pathways.

Synonymes : damage, injure

Expressions courantes : lesion brain tissue, lesion a region