Noun cellar has 3 senses
  1. basement, cellar - the lowermost portion of a structure partly or wholly below ground level; often used for storage
    --1 is a kind of floor, level, storey, story
    --1 has particulars: cellarage
  2. root cellar, cellar - an excavation where root vegetables are stored
    --2 is a kind of excavation, hole in the ground; storage space
  3. cellar, wine cellar - storage space where wines are stored
    --3 is a kind of storage space