# SPEC

/ˈspɛk/ (US) · /spˈɛk/ (UK) · CEFR C1 · Noun

Source: https://englishreference.com/word/spec
Updated: 2026-10-01

## Definition

Stands for specification. A detailed plan or set of instructions for how to build or do something. People often use this short form when talking about technical requirements for a project.

For teachers: Abbreviation for specification. A detailed description of the design and materials used to make something, or a set of requirements to be satisfied by a material, product, or service. Often used as a clipped form in professional and technical contexts.

## Examples

- The new laptop has a very high spec.
- The architect sent over the full spec for the kitchen renovation this morning.
- Engineers must adhere strictly to the original spec to ensure that the structural integrity of the bridge is not compromised during the construction phase.

## Usage notes

- Commonly used in the singular or plural ('specs') as a clipped form of 'specification'.

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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.