Standard Lemma guide

malignancy

noun · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /məˈlɪɡ.nən.si/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: M AH0 L IH1 G N AH0 N S IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The state of being malignant or diseased.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A malignant cancer; specifically, any neoplasm that is invasive or otherwise not benign.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

That which is malign; evil, depravity, malevolence.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

quality of being disposed to evil; intense ill will

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: malignity, malignance

Antonyms: benignancy

Broader terms: evil, evilness

5

noun

Meaning 5

(medicine) a malignant state; progressive and resistant to treatment and tending to cause death

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: malignance

Antonyms: none provided

Broader terms: disease

Narrower terms: malignant tumor, malignant neoplasm, metastatic tumor

History

Etymology

From malignant + -cy or malign + -ancy or Latin malignantia.

Across languages

Translations

21 source translations are retained for this English entry.

  • Bulgarian: зловредност (zlovrednost) — state of being malignant
  • Chinese Mandarin: 惡性狀態 /恶性状态 (èxìng zhuàngtài) — state of being malignant
  • Czech: zhoubnost — state of being malignant
  • Czech: malignita — state of being malignant
  • Esperanto: maligneco — state of being malignant
  • Finnish: pahanlaatuisuus — state of being malignant
  • French: malignité — state of being malignant
  • Irish: urchóideacht — state of being malignant
  • Irish: aincis — state of being malignant
  • Bulgarian: злокачественост (zlokačestvenost) — malignant cancer
  • Chinese Mandarin: 惡性腫瘤 /恶性肿瘤 (èxìng zhǒngliú) — malignant cancer
  • Czech: zhoubné bujení — malignant cancer
  • Finnish: pahanlaatuinen kasvain — malignant cancer
  • French: malignité — malignant cancer
  • Irish: urchóid — malignant cancer
  • Irish: urchóideacht — malignant cancer
  • Bulgarian: злоба (zloba) — that which is malign, evil, malevolence
  • Chinese Mandarin: 邪惡 /邪恶 (xié'è) — that which is malign, evil, malevolence
  • Finnish: pahanlaatuisuus — that which is malign, evil, malevolence
  • French: malignité — that which is malign, evil, malevolence
  • Irish: urchóid — that which is malign, evil, malevolence
Real reading context

malignancy in complete knowledge articles