precursor
pre·cur·sor
noun
1.
a substance from which another substance is formed (especially by a metabolic reaction)
3.
an indication of the approach of something or someone
Origin
From pre- + cursor.
Phrases
- precursor enzyme
- precursor tip
Related words
Broader terms
Narrower terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.