English Reference

Word

pipeline

Phoneticspipe·line, stress on the first syllable

US/ˈpaɪˌpɫaɪn/

UK/pˈaɪplaɪn/

Definitions

01physical pipe system

B2 · Upper Intermediate Countable noun

n. a very long series of pipes used to carry water, oil, or gas over long distances.

n. a conduit of connected pipes used to transport fluids, such as petroleum, natural gas, or water, across geographic regions.

“The company is building a new pipeline to carry natural gas to the coast.”

“Environmental groups raised concerns about the proposed pipeline, fearing that a leak could contaminate the local groundwater supply.”

Synonyms

02business or project process

B2 · Upper Intermediate Countable noun

n. a process where things are being planned or developed for the future.

n. a metaphorical system or sequence through which products, projects, or candidates are processed or developed.

“We have several new video games in the pipeline for next year.”

“The pharmaceutical firm has three promising new drugs in its research pipeline, though none will reach the market for several years.”

Usage

Often used in the phrase 'in the pipeline' to mean 'under development'.

03computing data flow

C1 · Advanced Countable noun Computing Technical

n. a way for a computer to process data in a series of steps, one after another.

n. a sequence of data processing stages where the output of one element is the input of the next.

“The graphics pipeline handles how the computer draws 3D objects on your screen.”

“Modern processors use instruction pipelining to execute multiple commands simultaneously, significantly increasing the overall throughput of the system.”

Synonyms

04to transport via pipes

C1 · Advanced Technical

v. to move a liquid or gas through a system of pipes.

v. to convey a substance through a network of pipes. Transitive — requires a direct object.

“Fresh water is pipelined from the mountains to the dry plains below.”

“The refinery is designed to pipeline crude oil directly from the offshore rigs to the processing facility.”

Synonyms

Collocations

Common phrases and expressions where native English speakers use the word “pipeline” in context.

Verb

01. build a pipeline

“Engineers are working to build a pipeline that will transport natural gas across the border.”

verb + noun

02. have something in the pipeline

“The pharmaceutical company has several promising new drugs in the pipeline for next year.”

verb + noun + prep + noun

Adjective

03. robust pipeline

“The firm maintains a robust pipeline of talent by recruiting from top universities.”

adj + noun

04. underground pipeline

“An underground pipeline burst yesterday, causing significant water damage to the street.”

adj + noun

Noun

05. sales pipeline

“Our sales pipeline is looking healthy, with over twenty major deals expected to close this quarter.”

noun + noun

06. talent pipeline

“The internship program serves as a vital talent pipeline for our engineering department.”

noun + noun

Preposition

07. in the pipeline

“There are major infrastructure improvements in the pipeline to address the city's traffic issues.”

prep + noun

Real-World Examples

“It takes a long time for students to respond to job market changes and enter the science pipeline.”
Phys.org 17 Aug 2026
“Recruiting from EFL and Scottish academies therefore offers another way of building that development pipeline.”
BBC News 15 Aug 2026

Etymology

From pipe + line.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Domains

ComputingDevOps

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Common
Level
C1 · AdvancedOxford
Updated

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English Reference