DUPLICATION

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 Dictionary entry overview: What does duplication mean? 

• DUPLICATION (noun)
  The noun DUPLICATION has 2 senses:

1. a copy that corresponds to an original exactly

2. the act of copying or making a duplicate (or duplicates) of something

  Familiarity information: DUPLICATION used as a noun is rare.

 Dictionary entry details 

• DUPLICATION (noun)

Sense 1

Meaning:

A copy that corresponds to an original exactly

Classified under:

Nouns denoting man-made objects

Synonyms:

duplicate; duplication

Context example:

he made a duplicate for the files

Hypernyms ("duplication" is a kind of...):

copy (a thing made to be similar or identical to another thing)

Hyponyms (each of the following is a kind of "duplication"):

backup; computer backup ((computer science) a copy of a file or directory on a separate storage device)

counterpart; similitude; twin (a duplicate copy)

match; mate (an exact duplicate)

Derivation:

duplicate (make a duplicate or duplicates of)

Sense 2

Meaning:

The act of copying or making a duplicate (or duplicates) of something

Classified under:

Nouns denoting acts or actions

Synonyms:

duplication; gemination

Context example:

this kind of duplication is wasteful

Hypernyms ("duplication" is a kind of...):

copying (an act of copying)

Derivation:

duplicate (make a duplicate or duplicates of)

 Context examples 

A gene duplication abnormality can be either heritable or somatic.

(Gene Duplication Abnormality, NCI Thesaurus)

The wild-type allele is critical for DNA duplication.

(MCM3 wt Allele, NCI Thesaurus)

This allele, which encodes DNA replication licensing factor MCM7 protein, plays a role in the mediation of chromosomal duplication.

(MCM7 wt Allele, NCI Thesaurus)

Mechanisms include the equivalent of recombination, mutation, duplication, deletion, etc.

(Genetic Programming, NCI Thesaurus)

A fusion gene that results from a tandem duplication of approximately 2 Mb at 7q34 which fuses exon 15 or 16 of the KIAA1549 gene to exon 9 or 11 of the BRAF gene.

(KIAA1549/BRAF Fusion Gene, NCI Thesaurus)

It is caused by a duplication of chromosomal DNA at 4q35.

(Hereditary Benign Intraepithelial Dyskeratosis, NCI Thesaurus)

Tandem duplication of about 2 Mb at chromosome 7q34 that fuses this gene and the BRAF gene is associated with pilocytic astrocytoma.

(KIAA1549 wt Allele, NCI Thesaurus)

An irregularity in the number or structure of chromosomes, usually in the form of a gain (duplication), loss (deletion), exchange (translocation), or alteration in sequence (inversion) of genetic material.

(Cytogenetic Abnormality, NCI Thesaurus)

This duplication increases the enzymatic activity of the cytochrome P450 2D6*35 protein in subjects who carry this allele.

(CYP2D6*35X2 Allele, NCI Thesaurus)

This allele, which encodes DNA replication factor Cdt1 protein, plays a role in the modulation of chromosomal duplication.

(CDT1 wt Allele, NCI Thesaurus)