# ABI

CEFR C1 · Noun

Source: https://englishreference.com/word/abi
Updated: 2026-05-09

## Definition

Stands for Application Binary Interface. A set of rules that tells computer programs how to talk to each other. It acts like a shared language so different software can work together.

For teachers: Abbreviation for Application Binary Interface. A standardized interface that allows different software applications to communicate and exchange data. Primarily used in technical and computing contexts.

## Examples

- The new app uses the standard ABI.
- Developers updated the code to match the new ABI requirements.
- The system's stability relies on a strict ABI that ensures old programs run correctly on new hardware.

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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.