# epistemology

/ɛˌpɪstəˈmɑɫəˌdʒi/ (US) · /ɪpˌɪstɪmˈɒlədʒi/ (UK)

Source: https://englishreference.com/word/epistemology
Updated: 2026-08-27

## Senses

### 1. the study of knowledge

noun · CEFR C1 · Academic · Technical

the branch of philosophy that looks at what knowledge is and how we get it.

For teachers: the philosophical study of the nature, scope, and limits of knowledge. Uncountable in this general sense.

- In her philosophy class, she studied epistemology to understand how we decide what is true.
- The course explores the foundations of Western epistemology, focusing on the tension between rationalism and empiricism in the seventeenth century.

Usage: Often used as an uncountable noun when referring to the field of study.

### 2. a specific theory

noun · CEFR C2 · Academic · Technical

a specific set of ideas or a theory about how people gain knowledge.

For teachers: a particular theory or system of knowledge. Countable in this sense, often referring to a specific school of thought.

- The scientist used a different epistemology to explain his new discovery.
- The author argues that a feminist epistemology provides a more nuanced understanding of social power than traditional objective frameworks.

Usage: Used as a countable noun when comparing different systems of thought.

## Examples

- The philosopher discussed the epistemology of science.
- In her paper, the student explored the epistemology of artificial intelligence, asking whether a machine can ever truly 'know' something.
- The debate over the epistemology of testimony remains central to contemporary philosophy, as it challenges whether we can ever be justified in believing something simply because someone else told us.

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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.