1. present participle of devitalise; to remove vitality, energy, or life force from something or someone
Usage: British spelling; American equivalent is 'devitalizing'; often used in medical, dental, or figurative contexts

1. tending to reduce or remove vitality, strength, or vigor
Usage: used attributively to describe something that causes loss of energy or life

Examples

• The prolonged illness was devitalising her strength and spirit.
• A devitalising routine of monotonous tasks left the workers exhausted.
• The dentist performed a devitalising procedure on the infected tooth.
• Constant criticism can be devitalising to a person's confidence.
• The devitalising effects of poverty were evident in the community.
• She found the corporate environment devitalising and decided to leave.
• The treatment was devitalising the tumor cells effectively.