Langimage
English

precursors

|pre-cur-sors|

B2

🇺🇸

/prɪˈkɝsərz/

🇬🇧

/prɪˈkɜːsəz/

(precursor)

forerunner

Base FormPluralAdjective
precursorprecursorsprecursory
Etymology
Etymology Information

'precursor' originates from Latin, specifically the word 'praecursor', where 'prae-' meant 'before' and 'currere' meant 'to run'.

Historical Evolution

'precursor' entered English via Late Latin 'praecursor' and Old French (Middle French) 'précurseur', and through Medieval/early modern usage became the modern English 'precursor'.

Meaning Changes

Initially it meant 'one who runs before' (literally a messenger or runner ahead), but over time it evolved into the broader sense 'a forerunner or predecessor' and specialized uses such as a 'chemical precursor'.

Meanings by Part of Speech

Noun 1

something or someone that comes before and indicates the approach of something else; a forerunner or harbinger.

Rising commodity prices were seen as precursors to inflation.

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Noun 2

an earlier form or predecessor in development (someone or something that precedes another in time or order).

Many features of the modern smartphone had precursors in earlier handheld devices.

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Noun 3

a chemical or biological substance from which another is formed; a substance that participates in a transformation to produce something else.

In the lab, the researchers used several precursors to synthesize the target molecule.

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Last updated: 2025/10/02 02:35