Definition of PRECURSOR

precursor

Plural: precursors

Noun

  • a substance from which another substance is formed (especially by a metabolic reaction)
  • a person who goes before or announces the coming of another
  • something that precedes and indicates the approach of something or someone
  • That which precurses: a forerunner, predecessor, or indicator of approaching events.
  • One of the compounds that participates in the chemical reaction that produces another compound.

Adj

  • Caused by the following symbol.

Origin / Etymology

Inherited from Middle English precursour, from Middle French precurseur or its etymon Latin praecursor (“forerunner”). By surface analysis, precurse + -or.

Scrabble Score: 13

precursor: valid Scrabble (US) TWL Word
precursor: valid Scrabble Word in Merriam-Webster MW Dictionary
precursor: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 16

precursor: valid Words With Friends Word