Noun exhalation has 2 senses
  1. halitus, exhalation - exhaled breath
    --1 is a kind of breath
    --1 has particulars: halitosis
    Derived forms: verb exhale2, verb exhale1
  2. exhalation, expiration, breathing out - the act of expelling air from the lungs
    --2 is a kind of breath
    --2 is a part of breathing, external respiration, respiration, ventilation
    --2 has particulars:
     cough, coughing; puffing, huffing, snorting; blow, puff; wind
    Derived form: verb exhale1
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