CITRIC ACID

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does citric acid mean? 

• CITRIC ACID (noun)
  The noun CITRIC ACID has 1 sense:

1. a weak water-soluble acid found in many fruits (especially citrus fruits); used as a flavoring agent

  Familiarity information: CITRIC ACID used as a noun is very rare.

 Dictionary entry details 

• CITRIC ACID (noun)

Sense 1

Meaning:

A weak water-soluble acid found in many fruits (especially citrus fruits); used as a flavoring agent

Classified under:

Nouns denoting substances

Hypernyms ("citric acid" is a kind of...):

acid (any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt)

Holonyms ("citric acid" is a substance of...):

sour salt (crystals of citric acid used as seasoning)

Derivation:

citrate (cause to form a salt or ester of citric acid)

 Context examples 

Transamination or deamination of glutamate produces a-ketoglutarate which feeds into the citric acid cycle.

(Arginine, Histidine, Glutamate, Glutamine, and Proline Degradation Pathway, NCI Thesaurus/BIOCARTA)

Citric acid is used as an excipient in pharmaceutical preparations due to its antioxidant properties.

(Anhydrous Citric Acid, NCI Thesaurus)

Examples of fruit acids are glycolic acid, lactic acid, and citric acid.

(Fruit acid, NCI Dictionary)

The coenzyme NAD+ plays an essential role in cellular redox reactions, including the redox reaction linking the citric acid cycle and oxidative phosphorylation.

(Daporinad, NCI Thesaurus)

This protein plays a role in the meditation of the citric acid cycle.

(Fumarate Hydratase, Mitochondrial, NCI Thesaurus)

Mitochondria are the principal energy source of the cell and contains the cytochrome enzymes of terminal electron transport and the enzymes of the citric acid cycle, fatty acid oxidation, and oxidative phosphorylation.

(Mitochondrion, NCI Thesaurus)

IDH2, an enzyme in the citric acid cycle, is mutated in a variety of cancers; It initiates and drives cancer growth by blocking differentiation and the production of the oncometabolite 2HG.

(IDH2 Inhibitor AG-221, NCI Thesaurus)

To be transported, the acetyl-CoA must be chemically converted to citric acid using a pathway called the tricarboxylate transport system.

(Acetyl Group Shuttle Pathway, NCI Thesaurus/BIOCARTA)

A small, yellow citrus fruit that is a source of citric acid and ascorbic acid (vitamin C).

(Lemon, NCI Dictionary)

A solution of citric acid, sodium citrate, monobasic sodium phosphate, and dextrose in water used as an anticoagulant in the collection and preservation of whole blood.

(Citrate Phosphate Dextrose, NCI Thesaurus)