malignant

US /məˈlɪɡ.nənt/
UK /məˈlɪɡ.nənt/
"malignant" picture
1.

very infectious; malevolent.

:
•
He developed a malignant tumor that spread rapidly.
•
The dictator ruled with a malignant grip on his people.
:
virulentmalevolentspitefulvenomouspernicious
:
benignharmlessbenevolent
:
malignancy