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1. A tiny hollow or pocket.
SYN: SEE: depression; SEE: fossa
2. To be or become marked with a shallow depression.
3. To cause a depression on pressure in edema.
4. A small depression in the enamel surface of a tooth often connected with one or more developmental grooves. It contributes to pit and fissure caries.
SYN: SEE: occlusal pit

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