Precursor
/prɪˈkɜːrsər/
Definitions
2 meaningsA person or thing that precedes and indicates the approach of another; a forerunner.
/prɪˈkɜːrsər/
A person or thing that comes before another of the same kind; a forerunner.
The success of the prototype was a precursor to the full-scale production.
💡 Simply: Imagine you're baking a cake. The recipe is the precursor to the delicious cake, because it comes before the actual cake! It's something that comes before another thing and often helps it happen.
👶 For kids: Something that comes before something else, like a sign that something is going to happen.
More Examples
The early warning signs of the disease acted as precursors, allowing for early intervention.
The political unrest was a precursor to the revolution.
How It's Used
"The invention of the printing press was a precursor to the widespread dissemination of knowledge."
"High blood pressure can be a precursor to heart disease."
A substance from which another is formed, especially in a chemical reaction.
/prɪˈkɜːrsər/
A substance from which another is formed.
Tyrosine is a precursor to the neurotransmitter dopamine.
💡 Simply: Think of baking a cake. The raw ingredients, like flour and eggs, are precursors to the cake. They transform into something else.
👶 For kids: A special ingredient that helps make something else.
More Examples
The research focuses on identifying precursors to potential drug compounds.
The molecule is a precursor for the synthesis of the polymer.
How It's Used
"In this reaction, compound X serves as a precursor to the desired product."
"Provitamin D is a precursor to vitamin D in the body."
Synonyms & Antonyms
Antonyms
From Latin *praecursor*, meaning 'forerunner,' from *prae-* ('before') and *currere* ('to run').
Used in scientific and philosophical texts from the 17th century onwards, often to describe the causes or origins of events and phenomena.
Memory tip
Think of a 'pre-' as 'before' and 'cursor' like a runner. A precursor runs before something else.
Word Origin
"forerunner"