assembly-line

1 of 2

adjective

as·​sem·​bly-line ə-ˈsem-blē-ˌlīn How to pronounce assembly-line (audio)
Synonyms of assembly-linenext
: made by or as if by an assembly line
especially : lacking originality or creativity
bored by the novel's assembly-line plot

assembly line

2 of 2

noun

1
: an arrangement of machines, equipment, and workers in which work passes from operation to operation in direct line until the product is assembled
2
: a process for turning out a finished product in a mechanically efficient manner
academic assembly lines

Examples of assembly-line in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
Asked whether the initial handful of repertory titles could grow into a larger slate, perhaps with more contemporary releases, Kirk Shintani, creative director at MakeMake, stressed the importance of not taking an assembly-line approach. Dade Hayes, Deadline, 4 Mar. 2026 The process of making those larger paintings has a little bit of an assembly-line aspect to it. Alex Bacon, Artforum, 10 Feb. 2026
Noun
The final assembly line at Guardian is located in an old ironing board factory. Scott Horsley, NPR, 29 Mar. 2026 By late 1944, one bomber was coming off the assembly line every hour. Lou Ponsi, Oc Register, 27 Mar. 2026 See All Example Sentences for assembly-line

Word History

First Known Use

Adjective

1925, in the meaning defined above

Noun

1914, in the meaning defined at sense 1

Time Traveler
The first known use of assembly-line was in 1914

Browse Nearby Words

See all Nearby Words

Cite this Entry

“Assembly-line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/assembly-line. Accessed 2 Apr. 2026.

Kids Definition

assembly line

noun
: an arrangement of machines, equipment, and workers in which work passes from operation to operation in direct line until the product is assembled

More from Merriam-Webster on assembly-line

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster