Note that the malignant cells are invading and destroying the muscle fibres of the heart.
In this way they give rise to a malignant new growth.
Amber hoped that her son did not show his malignant side at his new school.
The evil queen was portrayed by the author as malignant and powerful.
A malignant attitude will turn others away from friendship
Malignant tumors are difficult to eradicate because they can spread uncontrollably.
Malaria is widely prevalent, and in some years, after a wet spring, assumes a malignant character.
Strong sulphuric acid is occasionally used as a caustic to venereal sores, warts and malignant growths.
I desperately hoped that the cancerous tumor was not malignant.
In medical science, the term "malignant" is applied to a particularly virulent or dangerous form which a disease may take, or to a tumour or growth of rapid growth, extension to the lymphatic glands, and recurrence after operation.