cancerous

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cancerous

  • /ˈkænsəɹəs/

Where it comes from

From Middle English cancerous, from Latin cancerōsus, from cancer (“crab; tumor, cancer”) + -ōsus (adjective-forming suffix). By surface analysis, cancer + -ous.

adjective more cancerous · most cancerous

  1. Relating to or affected with cancer. On Sunday at five they operated to remove the cancerous kidney.

    Opposite: noncancerous

  2. figuratively Growing or spreading rapidly to the point of harm.
  3. derogatory, slang Extremely unpleasant; detestable. I love this show, but the fanbase is so toxic and cancerous.

    Similar: AIDS, cancer, pure cancer

Thesaurus

Closest in meaning: carcinogenic, malignant, cancerological, oncological, oncologic, carcinomic, precancerous, carcinological, oncodevelopmental, cancerian, carcinomatous, oncosurgical, cancerphobic, oncogenical, psychooncological, oncocytic

Translations

Every language

adj relating to or affected with cancer

Españolcanceroso
Portuguêscanceroso
Françaiscancéreux
Deutschkrebsartig
Italianocanceroso
Românăcanceros
Русскийра́ковый rákovyj
العربيةسَرَطَانِيّ saraṭāniyy

adj growing or spreading rapidly to the point of harm

Русскийзлока́чественный zlokáčestvennyj

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MLA

"cancerous." Wiktionary, via Micwyn, micwyn.com/word/cancerous. Accessed 6 Nov. 2026.

APA

cancerous. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/cancerous

Chicago

"cancerous." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/cancerous.

BibTeX
@misc{cancerous_2026,
  title = {cancerous},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/cancerous},
  urldate = {2026-11-06}
}