group of three: meaning, definition, pronunciation and examples
Medium (B1)Neutral to formal, depending on context. Often used in arts, music, and descriptive contexts.
Quick answer
What does “group of three” mean?
A set or group of three people or things, often working, performing, or existing together.
Audio
Pronunciation
Definition
Meaning and Definition
A set or group of three people or things, often working, performing, or existing together.
In various contexts, it can refer to a musical composition for three performers, three closely associated people (like a close friend group), or a recurring pattern of three elements (e.g., in literature, art, or events).
Dialectal Variation
British vs American Usage
Differences
Usage is largely identical. 'Trio' is standard in both. 'Threesome' exists but has strong sexual connotations in modern use, so is avoided in formal contexts.
Connotations
Identical; primarily neutral/descriptive in both varieties.
Frequency
Equally frequent in both BrE and AmE.
Grammar
How to Use “group of three” in a Sentence
The trio + verb (The trio performed)a trio of + plural noun (a trio of singers)to form/join/lead a trioVocabulary
Collocations
Examples
Examples of “group of three” in a Sentence
verb
British English
- They decided to trio up for the project.
American English
- They decided to trio up for the project.
adjective
British English
- The trio performance was outstanding.
- They played a trio sonata.
American English
- The trio performance was outstanding.
- They played a trio sonata.
Usage
Meaning in Context
Business
Can refer to a leadership group or a three-member committee. 'The management trio will review the proposal.'
Academic
Used to describe groups of three theorists, a triad of concepts, or a three-part structure. 'Plato's trio of the soul: reason, spirit, appetite.'
Everyday
Refers to a close group of three friends or family members. 'My trio of best friends from university.'
Technical
In music: a composition for three instruments/voices. In statistics/data: a triple or triplet of data points.
Watch out
Common Mistakes When Using “group of three”
- Using 'trio' for a group larger than three.
- Overusing 'trio' for any casual group of three; sometimes 'group of three friends' is more natural.
- Incorrect: 'We are a trio of colleagues' (awkward if not a named/performing unit).
FAQ
Frequently Asked Questions
No, it can be used for objects, concepts, or animals (e.g., a trio of problems, a trio of statues).
'Trio' is general and common. 'Triad' often implies interconnection or structure (e.g., a triad of colours, or a Chinese criminal organisation). 'Trinity' has strong religious (Holy Trinity) or philosophical connotations of three-in-one unity.
It's very rare and non-standard as a verb. Stick to 'form a trio' or 'play as a trio'.
No. In modern English, 'threesome' almost exclusively refers to a sexual encounter involving three people. Avoid it in formal or neutral contexts where you simply mean 'a group of three'.
A set or group of three people or things, often working, performing, or existing together.
Group of three is usually neutral to formal, depending on context. often used in arts, music, and descriptive contexts. in register.
Group of three: in British English it is pronounced /ˈtriː.əʊ/, and in American English it is pronounced /ˈtri.oʊ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Three's a crowd (an idiom related to trios, often implying awkwardness)”
- “The power of three”
- “The unholy trio”
Learning
Memory Aids
Mnemonic
Think of the word 'TRIO' - the 'TRI' means three (like triangle, tricycle). A TRIO is a TRI of things.
Conceptual Metaphor
THREE IS A COMPLETE UNIT (e.g., beginning, middle, end; thesis, antithesis, synthesis).
Practice
Quiz
In which context is 'trio' LEAST likely to be used?