precursor

1. n. One who, or that which, precedes an event, and indicates its approach; a forerunner; a harbinger. Source: opted

2. n. a substance from which another substance is formed (especially by a metabolic reaction) Source: wordnet

3. n. a person who goes before or announces the coming of another Source: wordnet

4. n. something that precedes and indicates the approach of something or someone Source: wordnet

5. One who, or that which, precedes an event, and indicates its approach; a forerunner; a harbinger. Evil thoughts are the invisible, airy precursors of all the storms and tempests of the soul. Buckminster. Syn. -- Predecessor; forerunner; harbinger; messenger; omen; sign. Source: webster

6. One who, or that which, precedes an event, and indicates itsapproach; a forerunner; a harbinger.Evil thoughts are the invisible, airy precursors of all the stormsand tempests of the soul. Buckminster. Source: adambom

7. n:100 n. a substance from which another substance is formed (especially by a metabolic reaction) n. a person who goes before or announces the coming of another Source: ecdict

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