vacuum
B2Neutral to formal; technical in scientific contexts.
Definition
Meaning
A space entirely devoid of matter; a completely empty area.
A situation or environment characterized by emptiness, isolation, or a lack of something, often used metaphorically. Also refers to a cleaning appliance that uses suction.
Linguistics
Semantic Notes
The word has a strong physical/scientific core meaning but is frequently used in abstract, metaphorical senses (e.g., power vacuum). The cleaning appliance meaning is a common metonymy.
Dialectal Variation
British vs American Usage
Differences
Spelling: 'vacuum cleaner' is standard in both, but 'hoover' (brand name) is more common in UK informal speech. The verb 'to vacuum' is slightly more frequent in American English.
Connotations
Similar connotations in both varieties. The metaphorical use (e.g., 'political vacuum') is equally common.
Frequency
The noun (for the appliance) is high-frequency in both. The scientific term is medium-frequency. The verb is medium-to-high frequency.
Vocabulary
Collocations
Grammar
Valency Patterns
[Subject] creates/fills/leaves a vacuum (in [Object])[Subject] vacuums [Object] (e.g., the room)a vacuum of [Abstract Noun] (e.g., leadership)Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “Nature abhors a vacuum.”
- “in a vacuum (isolated from influencing factors)”
Usage
Context Usage
Business
Refers to a market gap or leadership void: 'The merger created a vacuum in the mid-price sector.'
Academic
Used in physics/philosophy: 'Experiments were conducted under high vacuum.'
Everyday
Primarily refers to the cleaning appliance or the action: 'I need to vacuum the stairs.'
Technical
Precise scientific term for low-pressure space; also in 'vacuum tube', 'vacuum chamber'.
Examples
By Part of Speech
verb
British English
- I'll hoover the lounge after tea.
- She vacuums the car interior every fortnight.
American English
- He vacuumed the entire house before the guests arrived.
- Can you vacuum under the bed?
adverb
British English
- (Rare/Technical) The chamber was evacuated vacuum-tight.
American English
- (Rare/Technical) The sample was prepared vacuum-dry.
adjective
British English
- The vacuum seal on the jar was broken.
- It's a vacuum-packed joint of beef.
American English
- The experiment requires vacuum conditions.
- They used vacuum technology for insulation.
Examples
By CEFR Level
- I use a vacuum to clean my room.
- Space is a vacuum.
- Please vacuum the carpet in the living room.
- The sudden resignation left a vacuum in the department.
- The political vacuum following the revolution led to instability.
- This container is vacuum-sealed to keep food fresh.
- The theory posits that quantum fluctuations can occur even in a perfect vacuum.
- His withdrawal from public life created a cultural vacuum that was quickly filled by new movements.
Learning
Memory Aids
Mnemonic
Think of the two 'u's in 'vacuum' as two empty chambers, representing the emptiness the word describes.
Conceptual Metaphor
ABSENCE IS EMPTY SPACE / LACK OF INFLUENCE IS A VACUUM (e.g., power vacuum).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid translating 'vacuum cleaner' as 'пылесос' in scientific contexts—it's only for the appliance. The scientific term is 'вакуум'.
- The verb 'to vacuum' (пылесосить) does not exist in Russian for the scientific action, only for cleaning.
Common Mistakes
- Misspelling as 'vaccuum' or 'vacume'.
- Using 'vacuum' as a countable noun for the appliance without 'cleaner' (e.g., 'I bought a new vacuum' is fine, but 'I bought a vacuum' can be ambiguous).
Practice
Quiz
Which of the following uses of 'vacuum' is metaphorical?
FAQ
Frequently Asked Questions
No. The correct spelling is V-A-C-U-U-M. It has one 'c' and two consecutive 'u's, which is a common source of spelling errors.
Yes. 'To vacuum' means to clean with a vacuum cleaner (e.g., 'I vacuumed the carpets'). It is a regular verb (vacuums, vacuumed, vacuuming).
In scientific contexts, a 'vacuum' specifically implies the absence of matter (especially air). A 'void' is a more general term for a completely empty space and is more common in abstract/metaphorical use (e.g., 'feeling of void'). They are often interchangeable metaphorically.
Due to the market dominance of the Hoover Company in the early 20th century, the brand name became a genericised trademark in British English, similar to 'Kleenex' for tissues. This usage is less prevalent in American English.