inhaler

• POS: Noun
• HYPHEN: in=hal=er

CIDE DICTIONARY

inhaler, n. 

•  One who inhales.  [1913 Webster]
•  An apparatus for inhaling any vapor or volatile substance, such as ether or chloroform, or an aerosol mist of a solution, for medicinal purposes; as, he alway carried his inhaler around in his pocket in case he had asthmatic attack.  [1913 Webster]
•  A contrivance to filter, as air, in order to protect the lungs from inhaling damp or cold air, noxious gases, dust, etc.; also, the respiratory apparatus for divers.  [1913 Webster]

OXFORD DICTIONARY

inhaler, n. a portable device used for relieving esp. asthma by inhaling.