Library / English Dictionary

MORPHINE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

An alkaloid narcotic drug extracted from opium; a powerful, habit-forming narcotic used to relieve pain

Synonyms:

morphia; morphine

Classified under:

Nouns denoting man-made objects

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

analgesic; anodyne; pain pill; painkiller (a medicine used to relieve pain)

opiate (a narcotic drug that contains opium or an opium derivative)

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

apomorphine (a morphine derivative that is not as strong as morphine; used as an emetic and in small doses as a sedative)

Credits

 Context examples: 

Exalgo is made from morphine and binds to opioid receptors in the central nervous system.

(Exalgo, NCI Dictionary)

Opioids, such as morphine, are often used to treat pain from a nervous system injury.

(Opioid Pain Relievers May Prolong Pain, NIH)

Along with JunD, delta-FosB is a component of an AP-1 transcription factor that accumulates in these key brain regions after chronic exposure to drugs of abuse, including morphine, amphetamine, alcohol, and cocaine.

(FosB Drug-induction Pathway, NCI Thesaurus/BIOCARTA)

Hydrostat IR is made from morphine and binds to opioid receptors in the central nervous system.

(Hydrostat IR, NCI Dictionary)

Further, PZM21-treated mice didn’t display the drug-seeking behaviors of those given morphine, suggesting that the drug may have less addictive potential.

(Designing more effective opioids, NIH)

Binding of morphine to opioid receptors stimulates exchange of GTP for GDP, inhibits adenylate cyclase, and decreases intracellular cAMP.

(Morphine Sulfate Sustained-Release Tablet, NCI Thesaurus)

It's made from morphine, a natural substance in the seedpod of the Asian poppy plant.

(Heroin, NIH: National Institute on Drug Abuse)

The hydrogenated ketone of morphine, a semi-synthetic opioid with analgesic effects.

(Hydromorphone, NCI Thesaurus)

Prolonged use may lead to dependence of the morphine type; withdrawal symptoms appear more rapidly than with morphine and are of shorter duration.

(Meperidine hydrochloride, NLM, Medical Subject Headings)

The sulfate salt of morphine, an opiate alkaloid isolated from the plant Papaver somniferum and produced synthetically.

(Morphine sulfate, NCI Thesaurus)