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Synonyms

streamline

American  
[streem-lahyn] / ˈstrimˌlaɪn /

noun

  1. a teardrop line of contour offering the least possible resistance to a current of air, water, etc.

  2. the path of a particle that is flowing steadily and without turbulence in a fluid past an object.


verb (used with object)

  • streamlines,
    present (3rd person singular)
  • streamlined,
    past participle,  past
  • streamlining
    present participle
  1. to make streamlined.

  2. to alter in order to make more efficient or simple.

adjective

  1. streamlined.

streamline British  
/ ˈstriːmˌlaɪn /

noun

  1. a contour on a body that offers the minimum resistance to a gas or liquid flowing around it

  2. an imaginary line in a fluid such that the tangent at any point indicates the direction of the velocity of a particle of the fluid at that point

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to make streamlined

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
streamline Scientific  
/ strēmlīn′ /
  1. To construct or reconstruct an object to reduce the amount of drag it undergoes as it moves through a fluid, especially air or water.


streamline Cultural  
  1. The line traced by a liquid or gas as it moves. Streamlines are most commonly used in describing the flow of a liquid or gas around a solid object.


Discover More

A “streamlined” design is one in which objects that move through a gas or liquid are shaped to match these lines, and therefore reduce the energy required to produce that motion.

Other Word Forms

Inflected Forms

Participles

Conjugated Forms

Present

Past

Future

Etymology

Origin of streamline

First recorded in 1870–75; stream + line 1

Explanation

When you streamline something, you're simplifying it to make it more efficient or profitable. When you think of streamlining, think of a bunch of streams coming together to form one stream. This word is about taking something complicated with a lot of parts and turning it into a simpler, sleeker thing. When companies streamline, they cut staff and reorganize to make the business run more smoothly and make more money. When an engineer streamlines a car design, he takes out all the unnecessary parts and makes the engine more efficient.

Keep Reading on Vocabulary.com

Vocabulary lists containing streamline

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It then rattled off examples including Chan’s opposition to Wiener’s state law to streamline housing projects.

From Los Angeles Times Aug. 11, 2026

Embassy is still working to streamline the visa process to avoid future problems.

From The Wall Street Journal Aug. 2, 2026

Apple will have to streamline its process for reclaiming leased hardware and be prepared to refurbish devices at scale once customers return them, Feinseth said.

From MarketWatch Jul. 28, 2026

The administration framed the move as an effort to streamline the process and reduce the backlog of cases.

From Los Angeles Times Jul. 27, 2026

“They’re amazing creatures—the fastest birds on earth. They’re like shape- shifters, the way they streamline their bodies in the air.”

From "Miss Peregrine's Home for Peculiar Children" by Ransom Riggs

The value proposition of generative AI is that it streamlines the process of communicating by skipping connective thought processes.

From Salon Jun. 10, 2026

The Danbury store is part of a nationwide downsizing as Ethan Allen streamlines stores and lowers expenses while grappling with weak demand.

From The Wall Street Journal May 22, 2026

Spirit customers can file a proof of claim for their points, vouchers or flight credits through Epiq, a website that streamlines bankruptcy proceedings for companies — but they shouldn’t count on a payout.

From MarketWatch May 4, 2026

He highlights the Compass platform for agents, which streamlines an agent’s workflow that would otherwise require several different tools.

From Barron's Mar. 26, 2026

It was a thing of graceful beauty even on the ground, its long curving streamlines giving it wonderful symmetry.

From The Black Star Passes by John Wood Campbell

She said New Jersey has streamlined the filmmaking process in a way California hasn’t.

From Los Angeles Times Aug. 10, 2026

Organisers said the streamlined format, which featured 10 sports across four locations in Glasgow, had "saved and reinvented" the competition after its future was placed in doubt when original hosts Victoria pulled out.

From BBC Aug. 4, 2026

Campari said last week it has further streamlined its portfolio by offloading five smaller labels.

From The Wall Street Journal Aug. 3, 2026

The group, which has maintained a high level of promotional spending focused on Aperol and other core labels, meanwhile said it had further streamlined its portfolio by offloading five smaller labels.

From The Wall Street Journal Jul. 30, 2026

It was bright yellow with black fenders, a streamlined car of graceful design.

From "Stuart Little" by E.B. White

These layoffs are part of an initiative aimed at streamlining package pickups and deliveries by merging ground and express delivery networks.

From Los Angeles Times Aug. 13, 2026

The deal could strengthen Maybank’s bancassurance business by deepening cross-selling and streamlining regional insurance operations.

From The Wall Street Journal Aug. 4, 2026

The introduction of the National Police Service is aimed at streamlining national responsibilities to allow local forces to focus on tackling crime in their communities, the BBC understands.

From BBC Aug. 3, 2026

Hertz has spent the past year streamlining its operations, updating its fleet, and working to improve the financial health of its business.

From Barron's Jun. 24, 2026

Give these four people their notices today, and I'll expect some suggestions from you as to further streamlining of your section within the next two days.

From Final Weapon by Alexander Leydenfrost

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