module

noun

mod·​ule ˈmä-(ˌ)jül 

1

: a standard or unit of measurement

2

: the size of some one part taken as a unit of measure by which the proportions of an architectural composition are regulated

3

a

: any in a series of standardized units for use together: such as

(1)

: a unit of furniture or architecture

(2)

: an educational unit which covers a single subject or topic

b

: a usually packaged functional assembly of electronic components for use with other such assemblies

the subwoofer module

4

: an independently operable unit that is a part of the total structure of a space vehicle

5

a

: a subset of an additive group that is also a group under addition

b

: a mathematical set that is a commutative group under addition and that is closed under multiplication which is distributive from the left or right or both by elements of a ring and for which a(bx) = (ab)x or (xb)a = x(ba) or both where a and b are elements of the ring and x belongs to the set

Examples of module in a Sentence

factories that build engines, transmissions, brakes, and other modules for cars

a memory module for storing information

Recent Examples on the Web

Nighthawk is expected to run circuits with 7,500 gates in 2026 in with up to three 120-qubit modules (360 qubits), 10,000 gates in 2027, and 15,000 gates in 2028. —Aditya Jadhav, Interesting Engineering, 28 May 2026

Already, countries like India and Türkiye are growing solar manufacturing hubs, importing midstream solar cells rather than finished photovoltaic modules. —Natasha Bracken, semafor.com, 28 May 2026

The app currently has financial literacy modules, the Treasury Department said, and will have more capabilities when the accounts themselves are launched this summer. —Kinsey Crowley, USA Today, 28 May 2026

The two spacewalkers installed a solar radiation experiment on the exterior of the Zvezda service module and removed science hardware from the Poisk and Nauka modules on the station's Russian segment. —Robert Z. Pearlman, Space.com, 27 May 2026

Word History

Etymology

Latin modulus

First Known Use

circa 1628, in the meaning defined at sense 1

Phrases Containing module

• command module
• lunar module
• service module

Rhymes for module

• nodule

Kids Definition

module

noun

mod·​ule ˈmäj-ü(ə)l 

1

a

: any in a series of similar units for use together

b

: a usually packaged collection of parts (as for an electronic device)

2

: an independent unit of a space vehicle

a propulsion module