subarachnoid.
Located or occurring below the arachnoid mater, often specifically between the arachnoid membrane and the pia mater.
Meaning & usage
Located or occurring below the arachnoid mater, often specifically between the arachnoid membrane and the pia mater.
Where this word comes from
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- English arachnoid English subarachnoid From sub- + arachnoid.
Ellipsis of subarachnoid space.
Where this word comes from
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- English arachnoid English subarachnoid From sub- + arachnoid.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.