Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “malignant”

See all translations

malignant

adjective uk   /məˈlɪɡ.nənt/ us  

malignant adjective (DISEASE)

A malignant disease or growth is likely to get worse and lead to death: The process by which malignant cancer cells multiply isn't fully understood. Is the tumour malignant or benign?
Compare

malignant adjective (EVIL)

formal having a strong wish to do harm: He developed a malignant hatred for the land of his birth.
malignantly
adverb uk   /-li/ us  
Translations of “malignant”
in Korean 악성의…
in Arabic خَبيث (طبّي)…
in Portuguese maligno…
in Catalan maligne…
in Japanese 悪性の…
in Italian maligno…
in Chinese (Traditional) 疾病, (疾病或腫塊)惡性的,致命的…
in Russian злокачественный…
in Turkish habis, ölümcül, kötü…
in Chinese (Simplified) 疾病, (疾病或肿块)恶性的,致命的…
in Polish złośliwy…
(Definition of malignant from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of malignant?
Add Cambridge dictionaries to your browser to your website

Definitions of “malignant” in other dictionaries

Word of the Day

glacial

made or left by a glacier

Word of the Day

Let’s celebrate! (words and phrases for parties)

by Kate Woodford,
December 17, 2014
​​​ With Christmas and New Year almost upon us, we thought it a good time to look at the language of parties and celebrations. First, let’s start with the word ‘party’ itself. To have or throw a party or, less commonly, to give a party is to arrange a party: We’re having a

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More