SUPPRESSOR

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 Dictionary entry overview: What does suppressor mean? 

• SUPPRESSOR (noun)
  The noun SUPPRESSOR has 3 senses:

1. someone who suppresses

2. a gene that suppresses the phenotypic expression of another gene (especially of a mutant gene)

3. an electrical device for suppressing unwanted currents

  Familiarity information: SUPPRESSOR used as a noun is uncommon.

 Dictionary entry details 

• SUPPRESSOR (noun)

Sense 1

Meaning:

Someone who suppresses

Classified under:

Nouns denoting people

Synonyms:

suppresser; suppressor

Context example:

dictators are suppressors of free speech

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

controller; restrainer (a person who directs and restrains)

Derivation:

suppress (bring under control by force or authority)

Sense 2

Meaning:

A gene that suppresses the phenotypic expression of another gene (especially of a mutant gene)

Classified under:

Nouns denoting body parts

Synonyms:

suppresser; suppresser gene; suppressor; suppressor gene

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

cistron; factor; gene ((genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity)

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

tumor suppressor gene (a suppressor gene that blocks unscheduled cell division)

Sense 3

Meaning:

An electrical device for suppressing unwanted currents

Classified under:

Nouns denoting man-made objects

Synonyms:

suppresser; suppressor

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

electrical device (a device that produces or is powered by electricity)

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

lightning arrester; spike arrester; spike suppressor; surge protector; surge suppressor (electrical device inserted in a power line to protect equipment from sudden fluctuations in current)

 Context examples 

Metastasis-suppressor KiSS-1 (138 aa, ~15 kDa) is encoded by the human KISS1 gene.

(Metastasis-Suppressor KiSS-1, NCI Thesaurus)

This gene is involved in the regulation of gene expression a plays a potential tumor suppressor role in colorectal carcinoma.

(MIR34B Gene, NCI Thesaurus)

This gene is involved in the regulation of gene expression and plays a potential tumor suppressor role in cholangiocarcinoma.

(MIR370 Gene, NCI Thesaurus)

This gene is involved in transcriptional regulation and has tumor suppressor activity.

(MEN1 Gene, NCI Thesaurus)

Moreover, melanoma development is strongly associated with inactivation of the p16INK4a/CDK4,6/pRb and p14ARF/HMD2/p53 tumor suppressor pathways.

(Melanoma Pathway, NCI Thesaurus/KEGG)

BRCA1 is a breast and ovarian cancer tumor suppressor protein that associates with BARD1 to form a RING/RING heterodimer.

(BARD1 Pathway, NCI Thesaurus/BIOCARTA)

BCSC-1 is a putative tumor suppressor, but unlikely to be involved in the tumorigenic process.

(BCSC-1, NCI Thesaurus)

It is a type of tumor suppressor.

(Beclin 1, NCI Dictionary)

This gene is involved in the regulation of gene expression and plays a tumor suppressor role in a broad variety of carcinomas, hematopoietic cancers and other cancers.

(MIRLET7A1 Gene, NCI Thesaurus)

This gene is involved in the regulation of gene expression and plays a tumor suppressor role in lung carcinoma and melanoma.

(MIRLET7B Gene, NCI Thesaurus)