DELETION

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does deletion mean? 

• DELETION (noun)
  The noun DELETION has 4 senses:

1. any process whereby sounds or words are left out of spoken words or phrases

2. (genetics) the loss or absence of one or more nucleotides from a chromosome

3. the omission that is made when an editorial change shortens a written passage

4. the act of deleting something written or printed

  Familiarity information: DELETION used as a noun is uncommon.

 Dictionary entry details 

• DELETION (noun)

Sense 1

Meaning:

Any process whereby sounds or words are left out of spoken words or phrases

Classified under:

Nouns denoting natural processes

Synonyms:

deletion; omission

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

linguistic process (a process involved in human language)

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

aphaeresis; apheresis ((linguistics) omission at the beginning of a word as in 'coon' for 'raccoon' or 'till' for 'until')

aphesis (the gradual disappearance of an initial (usually unstressed) vowel or syllable as in 'squire' for 'esquire')

elision (omission of a sound between two words (usually a vowel and the end of one word or the beginning of the next))

eclipsis; ellipsis (omission or suppression of parts of words or sentences)

Sense 2

Meaning:

(genetics) the loss or absence of one or more nucleotides from a chromosome

Classified under:

Nouns denoting natural events

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

chromosomal mutation; genetic mutation; mutation ((genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism)

Domain category:

genetic science; genetics (the branch of biology that studies heredity and variation in organisms)

Sense 3

Meaning:

The omission that is made when an editorial change shortens a written passage

Classified under:

Nouns denoting communicative processes and contents

Synonyms:

cut; deletion; excision

Context example:

both parties agreed on the excision of the proposed clause

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

editing; redaction (putting something (as a literary work or a legislative bill) into acceptable form)

Derivation:

delete (cut or eliminate)

delete (remove or make invisible)

Sense 4

Meaning:

The act of deleting something written or printed

Classified under:

Nouns denoting acts or actions

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

remotion; removal (the act of removing)

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

castration; expurgation (the deletion of objectionable parts from a literary work)

censoring; censorship (deleting parts of publications or correspondence or theatrical performances)

erasure; expunction; expunging (deletion by an act of expunging or erasing)

Derivation:

delete (cut or eliminate)

delete (remove or make invisible)

 Context examples 

Deletion of the gene is associated with Williams-Beuren syndrome.

(MLXIPL wt Allele, NCI Thesaurus)

Point mutations at various locations in a DNA sequence from eukaryotic or prokaryotic organisms in which a nucleotide substitution, deletion or insertion has occurred at each affected site.

(Mixed Nucleotide Abnormalities, NCI Thesaurus)

A rare syndrome that is characterized by the partial deletion of the long arm of chromosome 13.

(Monosomy 13q Syndrome, NCI Thesaurus)

This allele, which encodes DNA mismatch repair protein Msh2, is involved in the repair of post-replication insertion-deletion looped DNA mismatches.

(MSH2 wt Allele, NCI Thesaurus)

A myelodysplastic syndrome characterized by a deletion between bands q31 and 33 on chromosome 5.

(Myelodysplastic Syndrome with Isolated del(5q), NCI Thesaurus/WHO)

Deletion mutations in this gene are associated with both Waardenburg syndrome type IIA and Tietz syndrome.

(MITF wt Allele, NCI Thesaurus)

The mismatch repair (MMR) system promotes genomic fidelity by repairing base-base mismatches, insertion-deletion loops and heterologies generated during DNA replication and recombination.

(Mismatch Repair, NCI Thesaurus)

Deletion of this gene may be associated with congenital diaphragmatic hernia.

(CHD2 wt Allele, NCI Thesaurus)

Hypermethylation or deletion of one or both copies of the gene is associated with many types of cancers.

(CDH13 wt Allele, NCI Thesaurus)

It may result in DNA sequence deletions, chromosomal translocations, or chromosomal inversions.

(Chromosome Breakage, NCI Thesaurus)