precursor

English Thesaurus

1. something that precedes and indicates the approach of something or someone (noun.communication)

hypernym	:	indicant, indication,
definition	:	something that serves to indicate or suggest (noun.communication)

2. a person who goes before or announces the coming of another (noun.person)

hypernym	:	individual, mortal, person, somebody, someone, soul,
definition	:	a human being (noun.tops)

hyponym	:	predecessor,
definition	:	one who precedes you in time (as in holding a position or office) (noun.person)

3. a substance from which another substance is formed (especially by a metabolic reaction) (noun.substance)

hypernym	:	material, stuff,
definition	:	the tangible substance that goes into the makeup of a physical object (noun.substance)

domain category	:	biochemistry,
definition	:	the organic chemistry of compounds and processes occurring in organisms; the effort to understand biology within the context of chemistry (noun.cognition)

4. something that precedes and indicates the approach of something or someone (noun.communication)

derivation	:	announce, annunciate, foretell, harbinger, herald,
definition	:	foreshadow or presage (verb.communication)

derivation	:	announce, annunciate, foretell, harbinger, herald,
definition	:	foreshadow or presage (verb.communication)