| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
digestion di·ges·tion (dī-jěs'chən, dĭ-)
n.
The process by which food is converted into substances that can be absorbed and assimilated by the body, especially that accomplished in the alimentary canal by the mechanical and enzymatic breakdown of foods into simpler chemical compounds.
digestion (dī-jěs'chən) Pronunciation Key
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The breaking down of food, which is made up of complex organic molecules, into smaller molecules that the body can absorb and use for maintenance and growth.