1. A protective covering worn over the face
   "The welder put on his mask before starting work"
    
2. A covering to disguise or conceal the face
   "The mysterious guest wore an elaborate mask at the costume ball"
    
3. Activity that tries to conceal something
   "no mask could conceal his ignorance"; "they moved in under a mask of friendship"
    
4. A party of guests wearing costumes and masks
   "The annual Halloween mask party was the highlight of the social calendar";
   - masquerade, masquerade party, masque

1. Hide under a false appearance
   "He masked his disappointment";
   - dissemble, cloak
    
2. Put a mask on or cover with a mask
   "Mask the children for Halloween"
    
3. Make unrecognizable
   "The herb masks the garlic taste";
   - disguise
    
4. (cooking) cover with a sauce
   "mask the meat"
    
5. (photography) shield from light
   "The photographer masked part of the image to create a silhouette effect";
   - block out

Sounds like: masers, mazmask, ma

Derived forms: masked, masks, masking

Type of: conceal, concealing, concealment, cover, covering, disguise, hide, hiding, party, protection, protective cover, protective covering

Antonym: unmask

Encyclopedia: Mask, South Khorasan