macrophages - Master This Word
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macrophages Word Meanings
- A type of white blood cell that engulfs and digests cellular debris and pathogens.
- A large immune cell responsible for phagocytosis.
- A cell that plays a crucial role in the immune response.
macrophages Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
- A macrophage helps the body fight infections.
- Macrophages eat harmful germs.
- The macrophage is a type of white blood cell.
- When you get sick, macrophages respond quickly.
- Macrophages are important for our health.
macrophages Phonetic & Pronunciation
UK
/ˈmækrəfeɪdʒ/
US
/ˈmækrəfeɪdʒ/
macrophages Word Etymology
The word 'macrophage' comes from the Greek roots 'makros' meaning 'large' and 'phagein' meaning 'to eat'. The term was introduced in the late 19th century as the scientific understanding of the immune system developed. Imagine a giant cell, like a pac-man, roaming through the bloodstream, devouring bacteria and debris, keeping the body clean and healthy.
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
Macrophage is a type of white blood cell that patrols the body looking for trouble. It engulfs and digests bacteria, dead cells, and other debris, helping to clean tissues and start the healing process. Macrophages are large, mobile cells that can change their behavior depending on signals from their environment. They play a central role in both innate immunity and the later adaptive response by presenting pieces of the material they have eaten to other immune cells. Their activities help prevent infections, support tissue repair, and regulate inflammation, making them essential keepers of health in nearly every organ.
Usage Reminders
- Know the plural form, and distinguish macrophage from monocyte.
- Remember phagocytosis is the key process.
- Use with phrases like macrophage activation or macrophage-mediated clearance.
- Be precise about tissue context (tissue-resident macrophages).
- Mind pronunciation: mac-ROF-aje.
Common Misconceptions
- Macrophages are the same as monocytes and never change after leaving the blood.
- All macrophages only attack pathogens; they do not clean up dead cells.
- A macrophage only lives in lymph organs.
- Macrophages eat viruses directly in the bloodstream.
- Phagocytosis by macrophages means they destroy all invaders instantly.
Thinking Differences
Explain to an English speaker (meta, keep short)
Learning Tips
- Practice the term with a simple definition and a few key collocations
- Listen to medical talks or lectures to hear real pronunciation
- Draw a quick concept map linking macrophage to phagocytosis and antigen presentation
- Compare macrophage with other immune cells to solidify differences
- Use flashcards for tissue-specific macrophage names (e. g., microglia, Kupffer cells)
- Read a short paragraph aloud to improve fluency and accuracy
Related Listening
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