Respirator

/ˈrɛspəˌreɪtər/

Meaning & Definition

noun
A device worn to assist with breathing, especially in environments with poor air quality or during medical procedures.
The healthcare worker donned a respirator before entering the isolation room to protect against airborne pathogens.
An apparatus providing a supply of air or oxygen to a patient who is unable to breathe adequately.
The patient was placed on a respirator to help maintain adequate oxygen levels during surgery.
A type of mask designed to filter out harmful substances from the air.
Construction workers are often required to wear a respirator to prevent inhalation of dust and other particles.

Etymology

From Latin 'respirator', from 'respirare' meaning 'to breathe again'.

Common Phrases and Expressions

put on a respirator
To wear a protective mask to filter inhaled air.
on a respirator
Refers to a patient who is receiving mechanical ventilation.
respirator fit test
A method to ensure a respirator seals properly on the user's face.

Related Words

ventilation
The process of supplying fresh air and removing stale air.
anesthesia
Medications used to prevent pain during surgery, which may involve the use of a respirator.
oxygen mask
A device worn over the nose and mouth to deliver oxygen.

Slang Meanings

Breather
He took a breather with his respirator after the long climb.
Air filter
Make sure your air filter is clean if you're using a respirator!