Dictionary.com
Thesaurus.com
Showing results for malignancy. Search instead for cancer malignancy.
Synonyms

malignancy

American  
[muh-lig-nuhn-see] / məˈlɪg nən si /
Also malignance

noun

plural

malignancies
  1. the quality or condition of being malignant.

  2. malignant character, behavior, action, or the like.

    the malignancies of war.

  3. a malignant tumor.


malignancy British  
/ məˈlɪɡnənsɪ /

noun

  1. the state or quality of being malignant

  2. pathol a cancerous growth

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • nonmalignance noun
  • nonmalignancy noun

Etymology

Origin of malignancy

First recorded in 1595–1605; malign(ant) + -ancy

Vocabulary lists containing malignancy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Mary’s presence is a malignancy, a blight on the name that Sam has worked so hard to build, an identity that’s separate from Mary’s and secure in its solitude.

From Salon • Apr. 24, 2026

But he sure makes the strongest case for being the most malevolent, influential force there, a malignancy that poisons everything he touches.

From Los Angeles Times • Jan. 29, 2026

Nothing in these stories, translated by Megan McDowell, is quite impossible, yet the shadow of numinous malignancy hangs over everything.

From The Wall Street Journal • Oct. 9, 2025

The study argues that targeting cell-in-cell events as an approach to treating cancer should be abandoned, as these phenomena are not unique to malignancy.

From Science Daily • May 21, 2024

These natural cancer-causing agents are still a factor in producing malignancy; however, they are few in number and they belong to that ancient array of forces to which life has been accustomed from the beginning.

From "Silent Spring" by Rachel Carson