|the secretion of salivary glands, consisting of a clear usually slightly acid aqueous fluid of variable composition. It moistens the oral cavity, prepares food for swallowing, and initiates the process of digestionRelated: sialoid|
|[C17: from Latin, of obscure origin]|
|a scrap or morsel of food left at a meal.|
|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
saliva sa·li·va (sə-lī'və)
The watery mixture of secretions from the salivary and oral mucous glands that lubricates chewed food, moistens the oral walls, and contains ptyalin.
|saliva (sə-lī'və) Pronunciation Key
The watery fluid that is secreted into the mouth by the salivary glands. In many animals, including humans, it contains the enzyme amylase, which breaks down carbohydrates. Saliva also contains mucus, which lubricates food for swallowing, and various proteins and mineral salts. Some special chemicals occur in the saliva of other animals, such as anticoagulants in the saliva of mosquitoes.