precursor
Pronunciation: [prɪˈkɜrsər]
Word
Context: “science”
(noun) a precursor is something that comes before something else and helps it to happen. It’s like the first step that leads to a bigger event or change, like a sign that something is coming.
Example
In science, having a precursor can mean finding a small clue that helps scientists predict what will happen next.
Example
Not having a precursor can lead to surprises and make it hard to understand what comes next.
Example
What precursor can you find that shows us a big change might happen?
Context: “general”
(noun) a precursor can also be something that signals the start of something else. It’s like a hint or a warning that helps us notice that something important is about to happen.
Example
The dark clouds were a precursor to the heavy rain that would follow.
Example
There were no precursors to the sudden change in weather; it caught everyone off guard.
Example
Can you think of any precursor that showed the season was changing?
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