frozen(redirected from frozen embryo)
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1. turned into, covered by, or surrounded by ice.
2. very cold.
3. stiff or immobile, or rendered immobile.
A term used in the context of a clinical trial for the status of a database, file or element that is presumed to be in its final state, pending "lock", and at the point at which further editing is prevented without "unfreezing".
Freezing and unfreezing are usually formalised in audit trails and differ from "locking" and "unlocking" only in the level of permission required to unlock or unfreeze.
said of material kept at less than 0°C. Biological materials are frozen solid because of their high water content.
see embryo transfer.
meat preserved at low temperatures in a freezer.
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.