英和和英

語源 1

Borrowed from Latin praecursor (“forerunner”). See precurse, and refer to -or.

別の表記

• (廃れた用法) præcursor

名詞

precursor (複数形 precursors)

1. That which precurses: a forerunner, predecessor, or indicator of approaching events.
   • 2013 September-October, Katie L. Burke, “In the News”, in American Scientist:

     Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis: […] . The evolutionary precursor of photosynthesis is still under debate, and a new study sheds light. The critical component of the photosynthetic system is the “water-oxidizing complex”, made up of manganese atoms and a calcium atom.

2. (chemistry) One of the compounds that participates in the chemical reaction that produces another compound.

派生語

• precursor tip
• precursory

関連する語

• cursor

語源 2

From pre- +‎ cursor.

形容詞

precursor (not comparable)

1. (telecommunications, of intersymbol interference) Caused by the following symbol.

   Antonym: postcursor

参考

• ISI

参照

• “precursor”, in OneLook Dictionary Search.
• “precursor”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
• Intersymbol interference on Wikipedia.

アナグラム

• procurers