🇬🇧 en pl 🇵🇱

precursor noun

  /pɹɪˈkɜɹ.səɹ/ , /pɹɪˈkɜː.sə(ɹ)/ , /ˈpɹiːˌkɜɹ.səɹ/ , /ˈpɹiːˌkɜː.sə(ɹ)/
  • (chemistry) One of the compounds that participates in the chemical reaction that produces another compound.
 prekursor
  • That which precurses: a forerunner, predecessor, or indicator of approaching events.
 prekursor, prekursorka
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