SUBARACHNOID SPACE

Pronunciation (US):

(GB):

 Dictionary entry overview: What does subarachnoid space mean? 

• SUBARACHNOID SPACE (noun)
  The noun SUBARACHNOID SPACE has 1 sense:

1. a space in the meninges beneath the arachnoid membrane and above the pia mater that contains the cerebrospinal fluid

  Familiarity information: SUBARACHNOID SPACE used as a noun is very rare.

 Dictionary entry details 

• SUBARACHNOID SPACE (noun)

Sense 1

Meaning:

A space in the meninges beneath the arachnoid membrane and above the pia mater that contains the cerebrospinal fluid

Classified under:

Nouns denoting body parts

Hypernyms ("subarachnoid space" is a kind of...):

space (an empty area (usually bounded in some way between things))

Holonyms ("subarachnoid space" is a part of...):

meninges; meninx (a membrane (one of 3) that envelops the brain and spinal cord)

 Context examples 

The fluid that is contained within the brain ventricles, the subarachnoid space and the central canal of the spinal cord.

(Cerebrospinal fluid, NCI Thesaurus)

A cavity within the subarachnoid space in front of the lamina terminalis.

(Lamina Terminalis Cistern, NCI Thesaurus)

It is continuous with the central canal of the cord below and with the CEREBRAL AQUEDUCT above, and through its lateral and median apertures it communicates with the subarachnoid space.

(Fourth Ventricle, NLM, Medical Subject Headings)

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 cavity within the subarachnoid space between the two temporal lobes and in front of the pons.

(Interpeduncular Cistern, NCI Thesaurus)

One of two openings into the subarachnoid space on the lateral surface of the fourth ventricle.

(Foramen of Luschka, NCI Thesaurus)

Any of the nine supratentorial cisterns within the subarachnoid space that occur laterally.

(Lateral Supratentorial Cistern, NCI Thesaurus)

The largest of the three principle cisterns in the subarachnoid space which is located between the cerebellum and the medulla oblongata.

(Cisterna Magna, NCI Thesaurus)

Inflammation of the arachnoid membrane and adjacent subarachnoid space.

(Arachnoiditis, NCI Thesaurus)

An expansion of the subarachnoid space extending forward between the corpus callosum and the thalamus; it encloses the internal cerebral veins.

(Ambient Cistern, NCI Thesaurus)