Arachnoid

usgb/əˈræknoɪd/
Noun

A delicate tissue that surrounds the brain and spinal cord, part of the three layers of membranes (meninges) that protect the central nervous system.

The arachnoid layer is important for protecting the brain from injury.
Visual representation of "arachnoid" - A delicate tissue that surrounds the brain and spinal cord, part of the three layers of membranes (meninges) that protect the central nervous system.

Usage tips

Formal

arachnoid membrane,arachnoid mater,subarachnoid space

Definition 1 of 2
Visual representation of "arachnoid"
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Contextual Use

In medical terms, 'arachnoid' specifically refers to the membranes in the nervous system and should be used in those contexts.

Illustration for Contextual Use
The doctor explained the importance of the arachnoid layer in protecting the brain.
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Metaphorical Use

In literature, use 'arachnoid' to describe something intricately connected or finely woven.

Illustration for Metaphorical Use
The architect's design was arachnoid, with all elements interconnected.
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Formality

Use 'arachnoid' in formal writing, but avoid it in casual conversations unless necessary.

Illustration for Formality
In a medical report, the arachnoid layer must be described accurately.
Visual representation of the word "Arachnoid"

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