Definition of mal- in English:

mal-

  • 1In an unpleasant degree.

    ‘malodorous’
  • 2In a faulty or inadequate manner.

    ‘malfunction’
    ‘malnourishment’
    1. 2.1In an improper manner.
      ‘malpractice’
  • 3Not.

    ‘maladroit’

Origin

From French mal, from Latin male ‘badly’.

Pronunciation

mal-

/mal/