# rel

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

## Senses

### 1. relative to

preposition · CEFR C1 · Technical

Stands for relative to. You use this in technical writing to show how one thing compares to another.

For teachers: Abbreviation for relative to. Frequently employed in technical documentation, mathematics, or coding to define a value in relation to a baseline.

- The position of the image is set rel to the top of the page.
- The developer adjusted the padding values rel to the parent container to ensure the layout remained responsive across different screen sizes.

## Examples

- The rel defines how these numbers connect.
- In this database schema, the rel between the customer ID and the order history ensures data integrity.
- Advanced set theory explores the properties of a binary rel, such as whether it is reflexive, symmetric, or transitive within a given mathematical space.

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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.