excitability
LowFormal/Academic/Technical
Definition
Meaning
The quality or state of being easily excited, stimulated, or emotionally aroused.
A tendency to show heightened emotional, nervous, or physiological response to stimuli; in physiology, the property of living tissue (especially nerve or muscle) to respond to a stimulus.
Linguistics
Semantic Notes
Primarily a descriptive noun for a characteristic or state. It often carries a neutral or slightly negative connotation when applied to personality (implying a lack of emotional control), but a neutral/technical connotation in physiology.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. Spelling is consistent.
Connotations
Slightly more common in formal/medical contexts in both varieties.
Frequency
Equally low-frequency in both dialects.
Vocabulary
Collocations
Grammar
Valency Patterns
excitability of [NOUN]excitability in [NOUN][ADJECTIVE] excitabilityVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “[None directly associated with this noun]”
Usage
Context Usage
Business
Rare. Might appear in contexts discussing team dynamics, e.g., 'The manager noted the team's excitability during high-pressure negotiations.'
Academic
Common in psychology and physiology, e.g., 'The study measured the cortical excitability of participants.'
Everyday
Used descriptively, often about children or pets, e.g., 'The puppy's excitability made training a challenge.'
Technical
Standard term in neuroscience and medicine, e.g., 'The drug alters membrane excitability in cardiac cells.'
Examples
By Part of Speech
verb
British English
- The caffeine seemed to excite him.
- The news excited the crowd.
American English
- The prospect excites her.
- The discovery excited the scientific community.
adverb
British English
- The dog barked excitedly.
- She waited excitedly for the results.
American English
- He talked excitedly about his trip.
- The children ran excitedly to the playground.
adjective
British English
- He's an excitable child.
- The material is electrically excitable.
American English
- She has an excitable personality.
- Neurons are excitable cells.
Examples
By CEFR Level
- The children were full of excitability before the party.
- Too much sugar can increase a child's excitability.
- The medication's primary side effect was a marked increase in neuronal excitability, leading to potential seizure risk.
Learning
Memory Aids
Mnemonic
Think of 'excite' + 'ability'. It's the ABILITY to become EXCITED easily.
Conceptual Metaphor
EXCITABILITY IS A VOLATILE SUBSTANCE (easily triggered, prone to reaction).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid direct calque from Russian 'возбудимость' in non-technical contexts, as the English word is more formal. In everyday talk, 'easily excited' or 'high-strung' is more natural than 'has high excitability'.
Common Mistakes
- Misspelling as 'excitibility' (only one 'i' after 'l').
- Using it as a countable noun (e.g., 'an excitability' is incorrect; it's uncountable).
Practice
Quiz
In which field is the term 'excitability' most technically precise?
FAQ
Frequently Asked Questions
It is context-dependent. In personality descriptions, it can be slightly negative (implying overreaction). In scientific contexts, it is neutral.
It would sound unnatural and overly technical. Use 'excitement' instead. 'Excitability' describes a general trait, not a temporary feeling.
'Excitement' is a temporary state or feeling of eagerness. 'Excitability' is a lasting characteristic or tendency to become excited easily.
Yes, the related verb is 'excite'. The adjective is 'excitable'.