Deletion

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deletion

[di′lē·shən]
(genetics)
Loss of a chromosome segment of any size, down to a part of a single gene.

Deletion

 

the loss of a segment of a chromosome. It may result from the breaking of a chromosome or from unequal crossing-over. Deletions are subdivided into interstitial (loss of an internal segment) and terminal (loss of an end segment).

deletion

A change order that reduces the scope of work originally defined in the contract documents.