# inception

/ˌɪnˈsɛpʃən/ (US) · /ɪnsˈɛpʃən/ (UK)

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

## Senses

### 1. the beginning

noun · CEFR C1 · Formal

the start of something, like a business, a plan, or a project.

For teachers: the creation or beginning of something; the formal establishment of an entity or process.

- The project has been successful since its inception three years ago.
- Since its inception in the late 1990s, the charity has expanded its operations to over forty countries across three continents.

Usage: Often follows the possessive 'its' or 'their', or appears in the phrase 'since its inception'.

### 2. recursion or nesting

noun · CEFR C2 · Informal · Slang

the idea of something being inside itself, like a dream within a dream.

For teachers: a layering, nesting, or recursion of something within itself; a modern usage popularized by cinema.

- The way this app opens another version of itself is pure inception.
- The architectural design featured a courtyard within a courtyard, creating a sense of inception that disoriented first-time visitors.

Teaching tip: This sense is a modern cultural reference to the 2010 film 'Inception'; it is common in internet culture but should be avoided in formal academic writing.

## Examples

- The project has been successful since its inception.
- The charity has helped thousands of families since its inception in the late nineties.
- While the company is now a global leader, its inception was humble, beginning as a small research project in a university basement.

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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.