Library / English Dictionary

INJECTION

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The forceful insertion of a substance under pressure

Classified under:

Nouns denoting acts or actions

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

insertion; introduction; intromission (the act of putting one thing into another)

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

epidural injection (injection of an anesthetic substance into the epidural space of the spinal cord in order to produce epidural anesthesia)

Derivation:

inject (force or drive (a fluid or gas) into by piercing)

Sense 2

Meaning:

The act of putting a liquid into the body by means of a syringe

Example:

the nurse gave him a flu shot

Synonyms:

injection; shot

Classified under:

Nouns denoting acts or actions

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

medical aid; medical care (professional treatment for illness or injury)

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

intradermal injection (an injection into the skin)

intramuscular injection (an injection into a muscle)

intravenous injection (an injection into a vein)

subcutaneous injection (an injection under the skin)

Derivation:

inject (give an injection to)

Sense 3

Meaning:

Any solution that is injected (as into the skin)

Synonyms:

injectant; injection

Classified under:

Nouns denoting substances

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

solution (a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution)

Credits

 Context examples: 

An X-ray representation of blood vessels made after the injection of a radiopaque substance.

(Angiogram, NCI Thesaurus)

An x-ray of the spinal cord after an injection of dye into the space between the lining of the spinal cord and brain.

(Myelogram, NCI Dictionary)

The radiographic examination of the spinal cord and nerve roots following the injection of a contrast medium into the spinal subarachnoid space.

(Myelography, NCI Thesaurus)

A substance intended for administration by injection.

(Parenteral Dosage Form, NCI Thesaurus)

Passing through the skin, as an injection or a topical medicine.

(Percutaneous, NCI Dictionary)

EXAMPLE(S): Arm for an injection, trans-abdominal for a nephrectomy.

(Performed Procedure Approach Anatomic Site Code, NCI Thesaurus/BRIDG)

These studies test the best way to give a new treatment (for example, by mouth, intravenous infusion, or injection) and the best dose.

(phase I trial, NCI Dictionary)

Secretin is given to the patient by a tube put through the nose or throat into the small intestine and stomach or by injection into a vein.

(Pancreatic function test, NCI Dictionary)

Upon intratumoral injection, oncolytic HSV1716 transfects, replicates in, and lyses rapidly dividing cells such as tumor cells.

(Oncolytic HSV1716, NCI Thesaurus)

A drug delivery system that permits injection of a liquid medication subcutaneously without the use of a needle.

(Needle Free Injection, NCI Thesaurus)