Word
conspiracy
Phoneticscon·spir·a·cy, stress on the second syllable
US/kənˈspɪɹəsi/
UK/kənspˈɪɹəsi/
Definitions
01illegal secret plan
B2 · Upper Intermediate Countable noun Law
n. a secret plan made by a group of people to do something illegal or harmful.
n. a secret agreement between two or more persons to perform an unlawful or harmful act; often used in legal contexts to describe the agreement itself as a crime.
日本語:陰謀※
“The police uncovered a conspiracy to steal millions of dollars from the national bank.”
“The defendants were charged with criminal conspiracy after investigators found encrypted messages detailing their plan to sabotage the competitor's infrastructure.”
Usage
Often used with the preposition 'to' followed by an infinitive verb, or 'against' followed by a person or entity.
02conspiracy theory
B2 · Upper Intermediate Countable noun Informal
n. a belief that a secret, powerful group is responsible for an event.
n. a hypothesis or belief alleging that a secret group is responsible for a specific event or situation; frequently used as a shorthand for 'conspiracy theory'.
“He spent all night reading a conspiracy about how the moon landing was fake.”
“The rise of social media has accelerated the spread of various conspiracies regarding global health initiatives and government surveillance.”
Teaching tip
While technically 'conspiracy' refers to the act, in modern informal English it is very common to use it to mean the 'theory' itself.
03linguistic convergence
C2 · Proficiency Countable noun Linguistics Technical · Academic
n. when different rules in a language lead to the same result.
n. a situation in which different phonological or grammatical rules within a language produce similar or related phonetic outcomes.
“The professor explained how a conspiracy of sound changes led to the loss of the final vowel.”
“In generative phonology, a conspiracy occurs when several distinct rules appear to be motivated by a single surface-level constraint.”
Usage
Used almost exclusively in academic papers or advanced linguistics lectures.
Synonyms
04a group of animals
C2 · Proficiency Countable noun Literary
n. the special name for a group of ravens or lemurs.
n. a collective noun used specifically for a group of ravens or, less commonly, lemurs.
“A conspiracy of ravens gathered in the old oak tree as the sun set.”
“The poet used the term 'a conspiracy of lemurs' to evoke a sense of mystery and secret communication among the forest creatures.”
Teaching tip
This is a 'term of venery' and is very rare in everyday speech; it is mostly found in trivia or poetic writing.
Collocations
Common phrases and expressions where native English speakers use the word “conspiracy” in context.
Verb
01. expose a conspiracy
“An investigative journalist managed to expose a conspiracy involving high-ranking officials.”
verb + noun
02. hatch a conspiracy
“The rebels met in secret to hatch a conspiracy to overthrow the government.”
verb + noun
03. uncover a conspiracy
“Detectives worked for months to uncover a conspiracy to rig the national election.”
verb + noun
Adjective
04. criminal conspiracy
“The three men were charged with criminal conspiracy to commit fraud.”
adj + noun
05. vast conspiracy
“He claimed there was a vast conspiracy to keep the truth about the technology hidden.”
adj + noun
Noun
06. conspiracy of silence
“There was a conspiracy of silence among the staff regarding the manager's behavior.”
noun + of + noun
07. conspiracy theory
“Many people believe the conspiracy theory that the moon landing was faked.”
noun + noun
Preposition
08. in a conspiracy
“Several bankers were involved in a conspiracy to manipulate interest rates.”
prep + noun
09. conspiracy theories
Real-World Examples
“It also fueled conspiracy theories from people who argued the article was being attacked “because if there was a cure for Covid then they couldn’t sell their vaccines”, he said.” “Because let’s face it, that is exactly what the most paranoid of fans will have expected somebody at the heart of a massive conspiracy to say.” Etymology
From Middle English conspiracie, from Anglo-Norman conspiracie, from Latin cōnspīrātiō, from conspire + -acy.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Word family
VERB
NOUN
Domains
- 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.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL 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: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
- Frequency
- Common
- Level
- B2 · Upper IntermediateOxford
- Updated
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QR code
englishreference.com/q/conspiracy
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「日本語」 data: JMdict (EDRDG), CC BY-SA 4.0