Gasmask

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  gasmask \gasmask\ n.
     a mask with a filter which protects the face and lungs
     against poisonous gases. It is used in warfare, and also by
     police to allow them to effectively use tear gas or other
     disabling gas to disperse a crowd or force fugitives to leave
     a building.


  
     Syn: respirator, gas helmet.
          [WordNet 1.5]

From WordNet (r) 2.0 [wn]:

  gasmask
       n : a protective mask with a filter; protects the face and lungs
           against poisonous gases [syn: {respirator}, {gas helmet}]