replacement

replacement /re·place·ment/ (re-plas´ment)

1. substitution; see also replacement therapy, under therapy.

2. arthroplasty.

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joint replacement  arthroplasty.

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replacement

alternative or back-up groups of animals.

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replacement flocks

flocks of poultry dedicated to the production of eggs for production of day-old chicks, requiring particular attention to the prevention of diseases transmitted vertically through the egg.

replacement heifers

heifers retained in a herd, or sold to other herds, to replace cows culled for age, low production or disease.

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replacement Medtalk The plenishment or substitution of that which is lost or inadequate. See Estrogen replacement, Hair replacement, Total hip replacement, Total knee replacement.