# philosopher

/fəˈɫɑsəfɝ/ (US) · /fɪlˈɒsəfɐ/ (UK)

Source: https://englishreference.com/word/philosopher
Updated: 2026-06-20

## Senses

### 1. academic or thinker

noun · CEFR B2

a person who studies or writes about big questions, like the meaning of life or how we should behave.

For teachers: a scholar or expert who contributes to philosophical inquiry, particularly regarding ethics, logic, and the nature of reality.

- The ancient Greek philosopher Plato wrote many books about how to build a fair society.
- Modern philosophers often debate the ethical implications of artificial intelligence and how it might redefine our understanding of personhood.

### 2. calm person

noun · CEFR C1 · Archaic

someone who stays calm and thinks clearly when things go wrong.

For teachers: a person who meets difficulties with calmness and composure, applying rational principles to their conduct.

- He was a bit of a philosopher and didn't get upset when his car broke down.
- She faced the loss of her fortune like a true philosopher, remaining remarkably composed while those around her panicked.

Usage: In modern English, this sense is usually expressed by the adjective 'philosophical'.

### 3. early scientist

noun · CEFR C2 · Archaic

in the past, a person who studied any branch of knowledge, including what we now call science.

For teachers: a student or expert in any branch of knowledge, particularly natural sciences before they were formally distinguished from philosophy.

- In the 1600s, a philosopher might spend his time studying both stars and logic.
- Isaac Newton was often described as a natural philosopher, as the modern distinction between physics and philosophy had not yet been fully established.

## Examples

- The philosopher spent years writing about the nature of truth.
- Ancient Greek philosophers like Socrates and Plato changed the way people think about politics and ethics.
- While some view the modern philosopher as a purely academic figure, their work often provides the ethical framework for legal systems and social movements.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.