range of stability
LowFormal / Technical
Definition
Meaning
The span or spectrum of conditions within which a system, structure, or situation remains stable and does not undergo significant, undesirable change.
A conceptual or quantitative measure of how much variation in parameters (e.g., temperature, pressure, composition, load) a system can tolerate while maintaining its fundamental state, equilibrium, or functionality without collapsing, failing, or transitioning to an unstable regime.
Linguistics
Semantic Notes
This is a technical noun phrase. It conceptualizes stability not as a binary state but as a continuum with boundaries. Often used in engineering, physics, chemistry, and systems theory. It implies a measurable or definable limit.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Spelling conventions follow national norms (e.g., 'behaviour'/'behavior' in surrounding text). The phrase itself is identical.
Connotations
Identical technical connotations in both varieties.
Frequency
Equally low frequency in both varieties, confined to technical and academic contexts.
Vocabulary
Collocations
Grammar
Valency Patterns
The [system/material] has a [broad/narrow] range of stability.It is crucial to operate within the range of stability.The [experiment/analysis] determined the range of stability for [parameter].Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “[To be/push something] to the limits of stability”
Usage
Context Usage
Business
Rare. Might be used metaphorically in economics or finance to describe the parameters within which a market or currency remains predictable.
Academic
Primary context. Common in engineering, physics, chemistry, and biology papers discussing system dynamics, phase transitions, or material properties.
Everyday
Extremely rare. Would sound highly technical and out of place in casual conversation.
Technical
Core context. Precisely defined in fields like control theory, structural engineering, and thermodynamics.
Examples
By Part of Speech
verb
British English
- The system was designed to operate stably across a wide temperature range.
- The alloy's properties stabilise within a specific compositional range.
American English
- The controller is designed to stabilize the process within the specified operating range.
- We need to test how the structure behaves when loaded beyond its stable range.
adverb
British English
- The bridge performed stably throughout the load test.
- The compound exists stably only under inert conditions.
American English
- The aircraft flew stably even in turbulent conditions.
- The software runs stably across a range of operating systems.
adjective
British English
- The stable operating range is clearly marked in the manual.
- We identified a narrowly stable region in the phase diagram.
American English
- The stable parameter range was surprisingly broad.
- A stable temperature range is critical for the experiment.
Examples
By CEFR Level
- For this chemical, the safe range of stability is between 10 and 30 degrees Celsius.
- The engineer explained the range of stability for the new bridge design.
- The research paper focused on calculating the range of stability for the new catalytic process under varying pressures.
- Exceeding the range of stability for the financial model led to inaccurate and volatile predictions.
- Metamaterials exhibit a remarkable range of stability, maintaining their negative refractive index across a broad spectrum of wavelengths, which challenges conventional optical theory.
- The geopolitical analysis concluded that the current détente has a narrow range of stability, highly susceptible to disruption by minor provocations.
Learning
Memory Aids
Mnemonic
Imagine a gymnast on a balance beam. The 'range of stability' is how far they can lean left or right without falling off. Within that range, they're stable; outside it, they fall.
Conceptual Metaphor
STABILITY IS A CONTAINER WITH BOUNDARIES. / A SAFE ZONE WITHIN A DANGEROUS LANDSCAPE.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid a direct, word-for-word translation that results in "диапазон стабильности." While understood, the more standard technical terms are "предел устойчивости," "область устойчивости," or "диапазон устойчивости." The choice depends on the specific technical field.
Common Mistakes
- Using 'range of stability' to mean 'level of stability' (a degree, not a span).
- Confusing it with 'safety factor' or 'margin of safety,' which are related but distinct concepts.
- Treating it as a countable noun incorrectly (e.g., 'various ranges of stabilities'). It is usually treated as a singular, uncountable noun phrase.
Practice
Quiz
In which context is the phrase 'range of stability' MOST appropriately used?
FAQ
Frequently Asked Questions
They are very close synonyms and often used interchangeably in technical contexts. 'Range of stability' is slightly more formal and explicitly defines the concept as a measurable span.
It is highly technical. In everyday situations, simpler phrases like 'safe limits,' 'how much it can handle,' or 'stable conditions' would be more natural.
Concepts like 'point of failure,' 'instability threshold,' or 'critical limit.' These refer to the specific boundary where stability is lost.
It is generally treated as a singular, uncountable concept (e.g., 'the range of stability is wide'). However, you can refer to multiple different ranges (e.g., 'the ranges of stability for the two materials were compared'), making it countable in that specific comparative sense.