adjective

malignant

malignant, malevolent, harmful

The tumor was found to be malignant.

The tumour was found to be malignant.

She gave him a malignant look.

She gave him a malignant look.

He is a malignant force in the office.

He is a malignant force in the office.

a malignant ((noun)) describing something as cancerous or harmful A malignant tumour requires immediate treatment.

((sb./sth.)) is malignant stating that someone or something is harmful or evil His influence on the team was malignant.

Synonyms: cancerous, harmful, malevolent; Antonyms: benign, kind

From Latin 'malus' (bad), meaning 'of a bad nature'.

'Mal-' means bad. A malignant tumour is a 'bad' tumour.

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