Associations to the word «Precursor»


PRECURSOR, noun. That which precurses, a forerunner, a predecessor, an indicator of approaching events.
PRECURSOR, noun. (chemistry) One of the compounds that participates in the chemical reaction that produces another compound.
PRECURSOR TIP, noun. (botany) The reduced upper leaf zone found on many monocotyledons that usually takes the form of a cylindrical extension at the apex of the leaf.
PRECURSOR TIP, noun. (botany) Any thickened or glandular leaf tip that is distinguishable from the rest of the lamina's surface.

Dictionary definition

PRECURSOR, noun. A substance from which another substance is formed (especially by a metabolic reaction).
PRECURSOR, noun. A person who goes before or announces the coming of another.
PRECURSOR, noun. Something that precedes and indicates the approach of something or someone.

Wise words

Abuse of words has been the great instrument of sophistry and chicanery, of party, faction, and division of society.
John Adams