RETENTION

Pronunciation (US):

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IPA (US):

 Dictionary entry overview: What does retention mean? 

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

1. the act of retaining something

2. the power of retaining and recalling past experience

3. the power of retaining liquid

  Familiarity information: RETENTION used as a noun is uncommon.

 Dictionary entry details 

• RETENTION (noun)

Sense 1

Meaning:

The act of retaining something

Classified under:

Nouns denoting acts or actions

Synonyms:

holding; keeping; retention

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

ownership; possession (the act of having and controlling property)

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

withholding (the act of holding back or keeping within your possession or control)

storage (the act of storing something)

Derivation:

retain (secure and keep for possible future use or application)

Sense 2

Meaning:

The power of retaining and recalling past experience

Classified under:

Nouns denoting cognitive processes and contents

Synonyms:

memory; retention; retentiveness; retentivity

Context example:

he had a good memory when he was younger

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

faculty; mental faculty; module (one of the inherent cognitive or perceptual powers of the mind)

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

anamnesis; recollection; remembrance (the ability to recall past occurrences)

Derivation:

retain (keep in one's mind)

Sense 3

Meaning:

The power of retaining liquid

Classified under:

Nouns denoting attributes of people and objects

Synonyms:

retention; retentiveness; retentivity

Context example:

moisture retentivity of soil

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

impermeability; impermeableness (the property of something that cannot be pervaded by a liquid)

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

urinary retention (holding urine in the urinary bladder)

 Context examples 

This prevents angiotensin II-induced vasoconstriction and interferes with angiotensin II-mediated aldosterone secretion, thereby decreasing aldosterone production and preventing aldosterone-stimulated sodium retention and potassium excretion.

(Olmesartan, NCI Thesaurus)

This prevents angiotensin II-induced vasoconstriction and decreases aldosterone production, thereby preventing aldosterone-stimulated sodium retention and potassium excretion.

(Olmesartan Medoxomil, NCI Thesaurus)

HPMA conjugation enhances the permeability and retention of this agent within the tumor vasculature.

(Doxorubicin-HPMA Conjugate, NCI Thesaurus)

This allele, which encodes myogenin protein, plays a role in transcriptional regulation and muscle differentiation and retention.

(MYOG wt Allele, NCI Thesaurus)

The G protein-coupled receptor CXCR4 plays an important role in chemotaxis and angiogenesis and is upregulated in several tumor cell types; SDF-1/CXCR4 interaction induces retention of hematopoietic cells in the bone marrow.

(CXCR4 Antagonist BL-8040, NCI Thesaurus)

A kidney containing one or more cysts, including polycystic disease (KIDNEY, POLYCYSTIC), solitary cyst, multiple simple cysts, and retention cysts (associated with parenchymal scarring).

(Cystic Kidney Disease, NLM, Medical Subject Headings)

Methods that focus on the retention of a woman's reproductive capability.

(Fertility preservation, NCI Thesaurus)

Excess body weight can come from fat, muscle, bone, and/or water retention.

(Overweight, NCI Dictionary)

A long PDGFA isoform contains a basic insert that acts as a cell retention signal.

(Platelet-Derived Growth Factor Alpha, NCI Thesaurus)

They found that “turning on” MCH cells during retention worsened memory whereas turning the cells off improved memories.

(The brain may actively forget during dream sleep, National Institutes of Health)