adjective. undefined

adjective. Tending to metastasize.

adjective. Virulent or threatening to life.

adjective. Having or showing ill will; malicious.

Disposed to inflict suffering or cause distress; having extreme malevolence or enmity; virulently hostile; malicious: as, a malignant heart.

Virulently harmful or mischievous; threatening great danger; pernicious in influence or effect.

Specifically

In astrology, threatening to fortune or life; fateful: as, the malignant aspect of the stars.

In pathology, virulent; tending; to produce death; threatening a fatal issue: as, a malignant ulcer; a malignant fever; malignant pustule or scarlet fever.

Extremely heinous: as, the malignant nature of sin.

Synonyms Malevolent, bitter, rancorous, spiteful, malign. See animosity.

noun. A person of extreme enmity or evil intentions; an ill-affected person.

noun. Specifically, in English history, one of the adherents of Charles I. and his son Charles II. during the civil war; a Royalist; a Cavalier: so called by the Roundheads, the opposite party.

noun. A man of extreme enmity or evil intentions.

noun. One of the adherents of Charles I. or Charles II.; -- so called by the opposite party.

adjective. Disposed to do harm, inflict suffering, or cause distress; actuated by extreme malevolence or enmity; virulently inimical; bent on evil; malicious.

adjective. Characterized or caused by evil intentions; pernicious.

adjective. Tending to produce death; threatening a fatal issue; virulent.

adjective. a very contagious disease produced by infection of subcutaneous tissues with the bacterium Bacillus anthracis. It is transmitted to man from animals and is characterized by the formation, at the point of reception of the infection, of a vesicle or pustule which first enlarges and then breaks down into an unhealthy ulcer. It is marked by profound exhaustion and often fatal. The disease in animals is called charbon; in man it is called cutaneous anthrax, and formerly was sometimes called simply anthrax.

adjective. Harmful, malevolent, injurious.

adjective. Harmfully cancerous; as a malignant tumor.

adjective. dangerous to health; characterized by progressive and uncontrolled growth (especially of a tumor)

"_malignant_ and _poisonous_ affections, as scirrhus and other varieties of cancer, and also cases of infectious virus, demand continually, or with but occasional exceptions, the primary galvanic current A B. ☞ In treating these malignant affections, the current should be run through as short a distance of _healthy_ tissue as possible, yet so as fairly to reach the diseased part."

benign  

malignant anthrax  

cancerous  

nonmalignant  

indignant  

destructive  hateful  implacable  inhuman  malevolent  

acrid  allergic  anemic  antagonistic  antipathetic