diffusion - Master This Word
Master this word with our 5-step learning method – Learn English in English
diffusion Word Meanings
- the process of spreading out or dispersing
- the movement of particles from high to low concentration
- the act of disseminating or distributing information
diffusion Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
diffusion Phonetic & Pronunciation
UK
/dɪˈfjuː.ʒən/
US
/dɪˈfjuː.ʒən/
diffusion Word Etymology
Diffusion is composed of the prefix 'dis-' meaning 'apart' and the root 'fusion' meaning 'pouring.' Its historical origin traces back to Latin 'diffusio' → Old French 'diffusion' → English. Imagine pouring colorful liquids that spread out and mix, symbolizing ideas and information spreading apart.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Diffusion is a broad term that describes how something spreads from a concentrated area to more widely across space or through a medium. In science, diffusion refers to the natural movement of particles from regions of high concentration to lower concentration until the system reaches equilibrium, a process driven by random motion and collisions. Beyond science, diffusion is also used to describe the diffusion of ideas, cultures, or information, where messages gradually permeate social networks, media, and communities. The word highlights gradual spreading rather than abrupt movement, and it can apply to physical substances, gases, liquids, or abstract concepts like innovations.
Usage Reminders
- - Use diffusion for gradual spreading rather than quick leaps.
- - Distinguish diffusion (spread within a medium) from effusion (gas escaping through a tiny hole).
- - In social contexts, think of diffusion as ideas permeating communities, not just copying.
- - Pair diffusion with verbs like spread, disperse, or permeate.
- - When teaching, illustrate with particles, smells, or information flow.
Common Misconceptions
- Diffusion means something spreads instantly; it does not.
- Diffusion is the same as effusion.
- Diffusion only applies to gases in science class.
- Diffusion always completes quickly once started.
- Diffusion only refers to physical substances, not ideas.
Thinking Differences
Explain to an English speaker (meta, keep short)
Learning Tips
- Relate diffusion to everyday happenings (scent, ink in water).
- Compare diffusion with osmosis and diffusion in gases.
- Use visuals: particles moving randomly.
- Practice with verbs: diffuse, spread, permeate.
- Note contexts: science vs. social diffusion.
- Check synonyms and common collocations.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the meaning of the word 'diffusion'?
A.The process of combining different elements
B.The spread of something more widely
C.The act of removing obstacles
D.The process of solidifying a liquid
Step 2: Usage
In which sentence is the word 'diffusion' used correctly?
A.He tried to diffusion his knowledge to the students.
B.Diffusion is an important element in chemistry experiments.
C.The diffusion of ideas through social media is rapid.
D.The diffusion of the painting was finally complete.
Step 3: Similar Words
Which word is a synonym of 'diffusion'?
A.Dissemination
B.Isolation
C.Condensation
D.Concentration
Step 4: Opposite Words
What is the opposite of 'diffusion'?
A.Congestion
B.Accumulation
C.Gathering
D.Compaction
Step 5: Mastery
How does the concept of 'diffusion' apply in everyday life?
A.In cooking, flavors can diffuse through the entire dish.
B.Diffusion plays a key role in our respiratory system.
C.Diffusion is critical in chemical reactions.
D.All of the above
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