AMMONIA

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 Dictionary entry overview: What does ammonia mean? 

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

1. a water solution of ammonia

2. a pungent gas compounded of nitrogen and hydrogen (NH3)

  Familiarity information: AMMONIA used as a noun is rare.

 Dictionary entry details 

• AMMONIA (noun)

Sense 1

Meaning:

A water solution of ammonia

Classified under:

Nouns denoting substances

Synonyms:

ammonia; ammonia water; ammonium hydroxide

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

liquid (a substance that is liquid at room temperature and pressure)

Derivation:

ammoniate (treat with ammonia)

Sense 2

Meaning:

A pungent gas compounded of nitrogen and hydrogen (NH3)

Classified under:

Nouns denoting substances

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

binary compound (chemical compound composed of only two elements)

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

ammonium; ammonium ion (the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion)

Derivation:

ammoniate (treat with ammonia)

 Context examples 

Upon administration of erythrocyte-encapsulated L-asparaginase suspension, L-asparagine is hydrolyzed to L-aspartic acid and ammonia in plasma, thereby depleting tumor cells of asparagine.

(Erythrocyte-encapsulated L-asparaginase Suspension, NCI Thesaurus)

It is characterized by a defective urea cycle, resulting in the accumulation of ammonia and other toxic substances in the blood.

(Citrullinemia, NCI Thesaurus)

The ammonia released through the deamination of amino acids is reacted to produce carbamoyl phosphate, a reaction catalyzed by carbamoyl phosphate synthase.

(Feeding Amino Groups into the Urea Cycle, NCI Thesaurus/BIOCARTA)

Glutamine can donate the ammonia on its side chain to the formation of urea (for eventual excretion by the kidneys) and to purines (necessary for the synthesis of nucleic acids).

(Glutamine, NCI Thesaurus)

In hepatocytes, L-citrulline is synthesized in the urea cycle by the addition of carbon dioxide and ammonia to ornithine.

(Citrulline, NCI Thesaurus)

Many hazardous chemicals are used in industry - for example, chlorine, ammonia, and benzene.

(Chemical Emergencies, Centers for Disease Control and Prevention)

Carboplatin contains a platinum atom complexed with two ammonia groups and a cyclobutane-dicarboxyl residue.

(Carboplatin, NCI Thesaurus)

An orally active, synthetic structural analogue of N-acetylglutamate (NAG) and carbamoyl phosphate synthetase 1 (CPS 1) activator, with ammonia lowering activity.

(Carglumic Acid, NCI Thesaurus)

The first step for asparagine catabolism is hydrolysis by the enzyme asparaginase, releasing aspartate and ammonia.

(Catabolic Pathway for Asparagine and Aspartate, NCI Thesaurus/BIOCARTA)

Any substance that inhibits glutamine amidotransferase, an enzyme that catalyzes the removal of the ammonia group from glutamine and transfers it to another substrate.

(Glutamine Amidotransferase Inhibitor, NCI Thesaurus)