English Reference

Word

leader

Phoneticslead·er, stress on the first syllable

US/ˈɫidɝ/

UK/lˈiːdɐ/

Definitions

01person in charge

A2 · Elementary Countable noun

n. the person who guides or controls a group, organisation, or country.

n. an individual who exercises authority or guidance over a collective entity, such as a political party, corporation, or nation.

“The team leader decided to change the project deadline after talking to the client.”

“The political leader addressed the assembly, outlining a vision for economic reform that aimed to unify the fractured coalition.”

Synonyms

02frontrunner

B1 · Intermediate Countable noun Sports

n. the person or team that is currently winning a race or competition.

n. the participant currently occupying the first position in a competitive event or ranking.

“The marathon leader is currently two minutes ahead of the other runners.”

“As the race entered its final lap, the leader maintained a narrow advantage despite the aggressive pursuit of the chasing pack.”

Antonyms

03newspaper article

C1 · Advanced Countable noun British English · Formal

n. the main article in a newspaper that gives the editor's opinion.

n. a leading article or editorial in a newspaper, typically expressing the publication's official stance on a current issue.

“Today's leader in the newspaper discusses the importance of recycling.”

“The Sunday edition featured a scathing leader that criticised the government's failure to address the rising cost of living.”

Synonyms

editorialleading article

04fishing line

C2 · Proficiency Countable noun Sports Technical

n. a short piece of strong line used to attach a hook to the main fishing line.

n. a short length of line, often made of wire or heavy monofilament, attached between the main fishing line and the lure or hook.

“He used a wire leader to prevent the sharp teeth of the fish from cutting the line.”

“The angler carefully inspected the fluorocarbon leader for abrasions before casting into the rocky shallows where the predatory fish were known to hide.”

Synonyms

tippet

05botany/trees

C2 · Proficiency Countable noun Science Technical

n. the main upward-growing stem of a tree or plant.

n. the primary terminal shoot of a plant, particularly the central upright stem of a coniferous tree.

“The gardener trimmed the side branches to help the main leader grow taller.”

“Damage to the central leader can result in a stunted or misshapen tree, as lateral branches compete to establish apical dominance.”

Synonyms

Etymology

From Middle English leder, ledere, from Old English lǣdere (“leader”), from Proto-West Germanic *laidijārī (“leader”), equivalent to lead + -er. Cognate with Scots ledar, leidar (“leader”), West Frisian lieder (“leader”), Dutch leider (“leader”), German Leiter (“leader, conductor, manager”), Danish leder (“leader, manager”), Swedish ledare (“leader, conductor, director”), Icelandic leiðari (“leader, conductor”).

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

Word family

Related words

Idioms

Domains

BotanyEngineeringFilmFishingMiningMusicNauticalPrinting

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.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL 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: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
Frequency
Very common
Level
A2 · ElementaryOxford
Updated

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