English Reference

Word

segment

Phoneticsseg·ment, stress on the first syllable

/ˈsɛɡmənt/

Definitions

01a physical part

B2 · Upper Intermediate Countable noun

n. one of the parts that something naturally separates into, like a slice of fruit.

n. one of the constituent parts into which a body or object naturally separates or is divided.

“She peeled the orange and gave a small segment to her daughter.”

“The insect's body is divided into several distinct segments, each protected by a hard outer shell.”

Antonyms

02a group or section

B2 · Upper Intermediate Countable noun Academic

n. a part of a larger group of people or a market.

n. a specific portion of a population or market that shares common characteristics.

“The company is trying to reach a younger segment of the market.”

“The marketing strategy specifically targets the high-income segment of the population living in urban areas.”

03media/broadcast

B2 · Upper Intermediate Countable noun

n. a short part of a TV or radio show about a specific topic.

n. a self-contained part of a broadcast programme devoted to a particular subject or interview.

“The news included a short segment about the local flower show.”

“The morning show featured a ten-minute segment on sustainable gardening before moving to the weather report.”

Synonyms

04travel/itinerary

C1 · Advanced Countable noun Travel Technical

n. one part of a long journey, like a single flight.

n. a portion of an itinerary, typically representing a single flight or train journey between two cities.

“The first segment of our trip is a three-hour flight to Paris.”

“The business traveller requested a change to the final segment of his multi-city itinerary due to a scheduling conflict.”

Synonyms

05geometry

C1 · Advanced Countable noun Mathematics Technical

n. a part of a line or a circle cut off by a line.

n. a part of a line between two points, or a part of a circle cut off by a chord.

“The teacher asked the students to measure the length of the line segment.”

“The area of the circular segment can be calculated by subtracting the area of the triangle from the area of the sector.”

Synonyms

06to divide

B2 · Upper Intermediate Academic

v. to divide something into smaller parts or groups.

v. to divide or partition a whole into separate sections or categories.

“The software allows you to segment your email list by location.”

“The researchers decided to segment the data by age group to see if there were significant differences in the results.”

Antonyms

Collocations

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

Adjective

01. specific segment

“The marketing campaign was designed to target a specific segment of the population.”

adj + noun

Real-World Examples

“But for one large and growing segment of the workforce—workers over 55—that approach might not work.”
Phys.org 16 Aug 2026
“A segment of the progressive left has a ready answer: Democrats abandoned working-class voters economically – on trade, wages and industrial policy.”
The Conversation 7 Aug 2026
“LeCun has made waves with an opinion that some working in AI and LLMs see as contrarian, but he’s actually speaking for a sizable segment of the field.”
Ars Technica 13 Jul 2026
“The screen revealed hundreds of viral RNA segments capable of enhancing gene expression.”
Phys.org 14 Aug 2026

Etymology

From Latin segmentum (“a piece cut off, a strip, segment of the earth, a strip of tinsel”), from secāre (“to cut”).

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

Word family

NOUN

segment(C1)

Domains

BotanyComputingMathematicsTravelZoology

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