Standard Lemma guide

codeshare

noun · verb · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

An agreement whereby an airline buys space on another airline and markets the extra space as its own. Often used to increase a route network without the costs of running a full service.

Definition source: English Wiktionary via Wiktextract

Topics: aeronautics, aerospace, aviation, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To buy space on (a flight) in this way.

Definition source: English Wiktionary via Wiktextract

Usage: ambitransitive

Topics: aeronautics, aerospace, aviation, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From code + share, because of the change in the flight's two-letter airline identity code. One aircraft will have two or more codes and flight numbers.