Definition of Malignant

1. Adjective. Dangerous to health; characterized by progressive and uncontrolled growth (especially of a tumor).

Category relationships: Pathology
Similar to: Cancerous
Antonyms: Benign
Derivative terms: Malignance, Malignancy

Definition of Malignant

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

2. n. A man of extreme enmity or evil intentions.

Definition of Malignant

1. Adjective. Harmful, malevolent, injurious. ¹

2. Adjective. (oncology) Harmfully cancerous; as a malignant tumor. ¹

¹ Source: wiktionary.com

Definition of Malignant

1. [adj]

Medical Definition of Malignant

1. Tending to become progressively worse and to result in death. Having the properties of anaplasia, invasion and metastasis, said of tumours. Origin: L. Malignans = acting maliciously This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Malignant

malicing
malicious
malicious gossip
malicious mischief
malicious prosecution
maliciously
maliciousness
maliciousnesses
maliferous
malign
malignance
malignances
malignancies
malignancy
malignancy and immunodeficiency
malignant (current term)
malignant anaemia
malignant anemia
malignant carcinoid syndrome
malignant catarrh
malignant catarrh of cattle
malignant catarrhal fever
malignant catarrhal fever virus
malignant ciliary epithelioma
malignant dysentery
malignant dyskeratosis
malignant endocarditis
malignant exophthalmos
malignant fibrous histiocytoma
malignant giant cell tumour

Literary usage of Malignant

Below you will find example usage of this term as found in modern and/or classical literature:

1. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1911)
"THERE seems to be no question among qualified observers that malignant disease in all its forms is gradually becoming more prevalent among the civilized ..."

2. The Laryngoscope by American Laryngological, Rhinological, and Otological Society (1908)
"Discussion on the Operative Treatment of malignant Diseases of the Larynx. SIR FELIX SEMON said: The history of radical operations for malignant disease of ..."

3. Surgery, Gynecology & Obstetrics by American College of Surgeons, Franklin H. Martin Memorial Foundation (1914)
"lesions in such an early stage that none of the clinical evidence which in the past we have associated with malignant disease is present. ..."

4. The History of the Rebellion and Civil Wars in England Begun in the Year 1641 by Edward Hyde Clarendon (1888)
"1641 their Remonstrance, lately framed, to him, together with a pe- Dec. i. tition in which they complained of ' a malignant party, which prevailed so far ..."

5. The Practitioner by Gale Group, ProQuest Information and Learning Company (1893)
"malignant Disease of the Throat and Nose. By DAVID NEWMAN, MD, Laryngologist to the Glasgow Royal Infirmary, &c. Edinburgh and London : Young J. Pentland. ..."

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