hyperventilating
Hyperventilating (verb) means breathing faster and more deeply than the body needs, so that too much carbon dioxide is lost — often during panic or anxiety, causing dizziness, tingling in the hands and a feeling of breathlessness. Example: “She was hyperventilating in the corridor and could not get a word out.”
How to use hyperventilating
Learner’s notesIn plain EnglishBreathing far too fast, usually because you are panicking.
Neutral in medical and everyday use; the exaggerated-reaction sense is informal and often mocking.
Hypo-ventilating is the opposite — breathing too slowly or shallowly. One letter changes the meaning entirely.
Trace the full origin ↓Fill the gap
Can you complete this real example?
She was _____ in the corridor and could not get a word out.
Etymology
From Greek hyper-, over or excessive, and Latin ventilare, to fan or blow.