peripheral
B2Neutral to formal; technical in computing contexts.
Definition
Meaning
Relating to, located on, or constituting an outer boundary or edge; not central or primary.
Of secondary importance; auxiliary; marginal. In computing, a device connected to a computer to provide input/output or storage functions.
Linguistics
Semantic Notes
As an adjective, implies a relationship of distance (physical or metaphorical) from a center. Often carries a connotation of lesser importance or relevance.
Dialectal Variation
British vs American Usage
Differences
Spelling is identical. Usage differences are minimal, though the computing sense is universal.
Connotations
Identical connotations of marginality or secondary status in both regions.
Frequency
Comparably frequent in both varieties, with a notable rise in the computing sense.
Vocabulary
Collocations
Grammar
Valency Patterns
peripheral to somethingperipheral in somethingVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “on the periphery (of something)”
- “a peripheral figure”
Usage
Context Usage
Business
Discussions of non-core business activities or markets.
Academic
Describing minor variables in research or tangential arguments.
Everyday
Referring to things not noticed directly (peripheral vision) or issues of minor concern.
Technical
In computing: printers, scanners, external drives.
Examples
By Part of Speech
verb
British English
- 'Peripheralise' is rarely used; 'marginalise' is preferred.
- The policy served to peripheralise certain communities.
American English
- 'Peripheralize' is a rare verb form.
- The new management structure peripheralized the traditional departments.
adverb
British English
- The topic was only peripherally related to the thesis.
- She was peripherally involved in the negotiations.
American English
- The document mentions the scandal only peripherally.
- He is peripherally aware of the changes.
adjective
British English
- The village is somewhat peripheral to the main tourist route.
- Her role in the project was strictly peripheral.
American English
- That's a peripheral issue we can address later.
- He suffered from peripheral neuropathy in his feet.
Examples
By CEFR Level
- I saw something move in my peripheral vision.
- The computer needs a mouse and other peripherals.
- The town is quite peripheral, far from the capital.
- Don't worry about that; it's a peripheral detail.
- The committee discussed the main point, leaving peripheral matters for later.
- Peripheral artery disease can cause leg pain when walking.
- Her scholarship, while brilliant, remains peripheral to the dominant paradigm in the field.
- The novel's protagonist observes the central conflict from a deliberately peripheral vantage point.
Learning
Memory Aids
Mnemonic
Think of a bicycle wheel: the PERIPHERAL tyre is on the outside edge, not at the central hub.
Conceptual Metaphor
IMPORTANCE IS CENTRALITY / UNIMPORTANCE IS PERIPHERALITY (e.g., 'That's a peripheral concern').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid directly translating 'peripheral' as 'периферийный' for abstract concepts of importance; it can sound overly literal. 'Marginal' or 'secondary' might be more natural. The computing term 'периферийное устройство' is a direct and correct equivalent.
Common Mistakes
- Mispronunciation: stressing the first syllable (/ˈperɪfərəl/). Confusing 'peripheral' (adj.) with 'periphery' (noun). Using 'peripheral' to mean 'unimportant' in contexts where 'irrelevant' is more accurate.
Practice
Quiz
In a business context, a 'peripheral market' is best described as:
FAQ
Frequently Asked Questions
'Peripheral' often refers to physical or metaphorical position relative to a centre ('on the periphery'). 'Marginal' more strongly implies being on the very edge of acceptability, relevance, or profitability ('marginal gains', 'of marginal interest'). They are often interchangeable, but 'marginal' can imply a finer line.
Not always. It neutrally describes a location or boundary. However, when describing importance ('a peripheral issue'), it carries a connotation of being less significant, which can be interpreted negatively depending on context.
Yes, primarily in computing. A 'peripheral' (noun) is a device like a printer or keyboard connected to a computer. Outside of tech, the noun form is almost always 'periphery'.
Use 'peripheral to' to indicate something is of minor relevance or connection to a main subject. Example: 'His comments were peripheral to the core legal argument.' It sets up a relationship where X (the peripheral thing) is on the edges of Y (the central thing).
Collections
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Precise Descriptive Language
C2 · 17 words · Highly precise adjectives and descriptors.
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