English Reference

Word

neuronal

Phoneticsneu·ronal

US/ˈnʊˌɹoʊnəɫz/

UK/njˈuːɹɒnəl/

Definition

adj. relating to neurons, which are the tiny cells in your brain and nervous system that send signals.

adj. relating to or involving neurons, the fundamental cellular units of the nervous system.

Examples

“The doctor studied the patient's neuronal activity.”

“Scientists are researching how neuronal connections change as we learn new skills or form memories.”

“Degenerative diseases often involve the gradual breakdown of neuronal pathways, leading to a loss of communication between different regions of the brain.”

Examples

simple

“The doctor studied the patient's neuronal activity.”

contextual

“Scientists are researching how neuronal connections change as we learn new skills or form memories.”

complex

“Degenerative diseases often involve the gradual breakdown of neuronal pathways, leading to a loss of communication between different regions of the brain.”

Usage

Typically used in scientific or medical contexts; functions as a relational adjective and is usually placed before the noun it modifies.

Real-World Examples

“The result is a denser and stronger network of neuronal connections that may enhance the brain's ability to process and store information.”
ScienceDaily 1 Sept 2026
“The finding indicates that elevated Nell2 is responsible for the excessive neuronal activity seen in brains carrying APOE4.”
ScienceDaily 23 Aug 2026

Etymology

From neuron + -al.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

ADJECTIVE

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Occasional
Level
C1 · Advanced
Updated

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