Word
apparatus
Phoneticsap·pa·ra·tus, stress on the third syllable
US/ˌæpɝˈætəs/
UK/ˌæpəɹˈeɪtəs/
Definitions
01technical equipment
C1 · Advanced Uncountable noun Science Formal · Technical
n. the set of tools, machines, or instruments used for a particular job or scientific experiment.
n. a collective term for the technical equipment or machinery needed for a particular activity or purpose.
“The laboratory was filled with expensive apparatus for testing water quality.”
“The researchers spent several weeks calibrating the delicate apparatus before they could begin the high-pressure chemical synthesis.”
Usage
Usually treated as an uncountable or collective noun, though 'apparatuses' is the standard plural form.
02organisational system
C1 · Advanced Countable noun Formal · Academic
n. the complex system of a government or organization that makes it work.
n. the complex structure of a particular organisation or system, especially a political or bureaucratic one.
“It is difficult to change the state apparatus because it has so many layers of rules.”
“The party maintained control by embedding its loyalists deep within the administrative apparatus of the regional government.”
03gymnastics equipment
B2 · Upper Intermediate Uncountable noun Sports
n. the specific pieces of equipment that gymnasts use, like the bars or the rings.
n. the various pieces of equipment on which gymnasts perform their exercises.
“She practiced her routine on every apparatus, including the balance beam and the uneven bars.”
“The gymnast moved fluidly from one apparatus to the next, demonstrating remarkable versatility across both the rings and the vault.”
Synonyms
04biological system
C2 · Proficiency Countable noun Medicine Technical
n. a group of organs in the body that work together to do a job.
n. a group of organs or structures that work together to perform a specific biological function.
“The breathing apparatus in humans includes the lungs and the windpipe.”
“Damage to the vestibular apparatus in the inner ear can lead to chronic issues with balance and spatial orientation.”
Collocations
Common phrases and expressions where native English speakers use the word “apparatus” in context.
Verb
01. use apparatus
“Students must be trained on how to safely use the laboratory apparatus before starting the experiment.”
verb + noun
Real-World Examples
“Counsel for the DPP claimed Judge Staines had fallen into fundamental error in interpreting a Supreme Court ruling that allowed motorists accused of drink-driving to inspect the relevant breath testing apparatus.” “Under his rule, Syria’s fearsome security apparatus was given a free hand to arrest, torture and kill civilians on an industrial scale.” “The Nazi apparatus has extended its remit to political crimes and she, what with her bookish ways, errant husband and associations with Jewish intellectuals, has come under scrutiny.” Etymology
Etymology tree Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin ad- Proto-Indo-European *perh₃-der. Latin parō Latin apparō Proto-Indo-European *-tus Proto-Italic *-tus Latin -tus Latin apparātuslbor. English apparatus Learned borrowing from Latin apparātus. Doublet of apparat.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
- 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
- Frequent
- Level
- C1 · AdvancedOxford
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