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Modular design

system divided into smaller parts that can be independently built, modified, replaced, or exchanged with other parts or between different systems

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Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionJul 25, 2026
Entity authorityQ1620158
Source-derived summary

Modular design, or modularity in design, is a design principle that subdivides a system into smaller parts called modules (such as modular process skids), which can be independently created, modified, replaced, or exchanged with other modules or between different systems.

Overview

A modular design can be characterized by functional partitioning into discrete scalable and reusable modules, rigorous use of well-defined modular interfaces, and making use of industry standards for interfaces. This partitioning makes standardization easier to achieve, and product variability possible. In this context modularity is at the component level, and has a single dimension, component slotability. A modular system with this limited modularity is generally known as a platform system that uses modular components. Examples are car platforms or the USB port in computer engineering platforms.

In design theory this is distinct from a modular system which has higher dimensional modularity and degrees of freedom. A modular system design has no distinct lifetime and exhibits flexibility in at least three dimensions. In this respect modular systems are very rare in markets. Mero architectural systems are the closest example to a modular system in terms of hard products in markets.

Editorial summary

The public source identifies “Modular design” as system divided into smaller parts that can be independently built, modified, replaced, or exchanged with other parts or between different systems. This brief keeps that definition visible, then builds a research path around Modular, design and system.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current 190-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Modular, design and system providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Modular design”, the useful work is to connect “system divided into smaller parts that can be independently built, modified, replaced, or exchanged with other parts or between different systems” to the records capable of establishing context and consequence.

Evidence profile

The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Jul 25, 2026. The linked authority identifier is Q1620158. None of the 0 selected statements returned an explicit reference.

Critical limits

A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

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  2. Expand the search: follow Modular design primary sources, Modular design archive and Modular research across catalogues and specialist indexes.
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Source & attribution

This entry incorporates text from Modular design” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.