diagram: meaning, definition, pronunciation and examples
B2Neutral to formal; common in technical, academic, and educational contexts.
Quick answer
What does “diagram” mean?
A simplified drawing, plan, or chart that explains or shows the structure, workings, or relationship between parts of something.
Audio
Pronunciation
Definition
Meaning and Definition
A simplified drawing, plan, or chart that explains or shows the structure, workings, or relationship between parts of something.
Any visual representation of information, data, or abstract concepts, often using geometric shapes and connecting lines.
Dialectal Variation
British vs American Usage
Differences
No significant differences in core meaning or spelling. In very specific contexts (e.g., railway signalling), 'diagram' can be a technical term in UK English.
Connotations
In both varieties, connotes clarity, explanation, and systematic representation.
Frequency
Equally frequent in both varieties across academic and technical fields.
Grammar
How to Use “diagram” in a Sentence
[Noun] diagram of [Noun Phrase][Verb] a diagram[Adjective] diagramVocabulary
Collocations
Examples
Examples of “diagram” in a Sentence
verb
British English
- The engineer will diagram the entire network for the report.
- Could you diagram the process on the whiteboard?
American English
- She diagrammed the sentence to understand its grammar.
- The software helps you diagram your business model.
Usage
Meaning in Context
Business
Used in presentations and reports to illustrate processes, organizational structures, or data flows (e.g., 'a diagram of the new workflow').
Academic
Ubiquitous in textbooks and papers across sciences, engineering, mathematics, and linguistics to explain concepts (e.g., 'a diagram of the experimental setup').
Everyday
Used in instructions, DIY guides, or simple explanations (e.g., 'I drew a diagram to show him how to get to the house').
Technical
The precise, formal representation of systems, especially in engineering, computing, and electronics (e.g., 'a wiring diagram').
Watch out
Common Mistakes When Using “diagram”
- Using 'diagram' to mean a data plot with axes (use 'graph' or 'chart'). Confusing 'diagram' (explanatory) with 'drawing' (artistic or representational).
FAQ
Frequently Asked Questions
It is primarily a noun, but it is also commonly used as a verb, especially in academic and technical contexts (e.g., 'to diagram a sentence' in grammar).
A diagram typically explains relationships, structures, or processes using shapes and lines. A chart (like a bar or pie chart) is a specific type of diagram that represents numerical data graphically.
It's pronounced /ˈdaɪ.ə.ɡræm/, with the stress on the first syllable. The 'a' in the last syllable is like the 'a' in 'cat'.
Yes, especially when giving directions or explaining how something works (e.g., 'Let me draw you a little diagram'). It's not overly formal for everyday use.
A simplified drawing, plan, or chart that explains or shows the structure, workings, or relationship between parts of something.
Diagram is usually neutral to formal; common in technical, academic, and educational contexts. in register.
Learning
Memory Aids
Mnemonic
Think: 'DIA' (through/across, as in diameter) + 'GRAM' (something written/drawn). A diagram is a drawing that shows you how things work or relate 'across' its parts.
Conceptual Metaphor
UNDERSTANDING IS SEEING (A diagram makes an idea visible and clear.)
Practice
Quiz
In which context is the word 'diagram' LEAST appropriate?