0 a device that changes a liquid into a spray (= liquid in the form of very small drops) so that, for example, a medical drug can be breathed in:
The drug was administered with a nebulizer, a device that turns a liquid substance into an aerosol.
In more severe cases, students use nebulizers, machines that emit a more powerful, concentrated vapour than an inhaler.
She was put on a nebuliser and given anti-histamine; her breathing stabilised and she has not had an attack since.
