Source : WordNet®

submandibular gland
     n : a salivary gland inside the lower jaw on either side that
         produces most of the nocturnal saliva; discharges saliva
         into the mouth under the tongue [syn: {submaxillary gland},
          {submaxillary salivary gland}, {submandibular salivary
         gland}, {mandibular gland}]