frozen

frozen /fro·zen/ (fro´zen)

1. turned into, covered by, or surrounded by ice.

2. very cold.

3. stiff or immobile, or rendered immobile.

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frozen

said of material kept at less than 0°C. Biological materials are frozen solid because of their high water content.

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frozen embryo

see embryo transfer.

frozen meat

meat preserved at low temperatures in a freezer.

frozen section

a specimen of tissue that has been quick-frozen, cut by microtome, and stained immediately for rapid diagnosis of possible malignant lesions. A specimen processed in this manner is not satisfactory for detailed study of the cells, but it is valuable because it is quick and gives the surgeon immediate information regarding the malignancy of a piece of tissue.

frozen semen

see semen.