precursor - Master This Word
Master this word with our 5-step learning method – Learn English in English
precursor Word Meanings
- something that comes before and indicates the approach of another
- a forerunner
- an indicator or sign of something to come
precursor Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
precursor Phonetic & Pronunciation
UK
/prɪˈkɜːsə/
US
/priˈkɜrsər/
precursor Word Etymology
pre- = before, curs- = run; Latin 'praecursor' → Old French 'precurseur' → English. Imagine a runner setting the path before a marathon, making way for others.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
A precursor is something that comes before and signals what is to come next. It can be a physical thing, an event, or a trend that foreshadows a later development. In science, precursor molecules or conditions hint at the subsequent reaction or process; in history or culture, an earlier work or idea can be described as a precursor to later innovations. The word stresses a preparatory, signaling role rather than a direct predecessor. Learners often mix it up with predecessor or prelude, so remember: a precursor points toward what is coming, not necessarily the oldest version itself.
Usage Reminders
- Use precursor for signals that hint at what comes next
- Only in contexts where a preparatory or indicative role is clear
- Don’t swap with predecessor (a person who comes before) or prelude (an opening piece)
- Think of it as a signpost, not the main event itself
- In science, watch for molecular or chemical contexts that foreshadow a reaction
Common Misconceptions
- Precursor and predecessor are interchangeable in time sequences
- A precursor must be a physical object
- Precursors always predict a negative outcome
- All precursors are scientific or technical terms
- A precursor is the earliest thing itself, not a hint
Thinking Differences
In English, precursor often emphasizes a signaling lead into what follows; learners should note it is not always a concrete object and not the earliest form itself.
Learning Tips
- Compare precursor with predecessor and prelude to feel the nuance
- Look for contexts in science or history where it signals future events
- Remember it can be intangible like a trend or data cue
- Practice with sentences that foreshadow outcomes
- Avoid translating literally as 'the earliest version' every time
- Use in discuss topics like research, policy, and culture
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the meaning of 'precursor'?
A.A person who follows others
B.A style of music
C.A type of bird
D.A sign or indication of something to come
Step 2: Usage
In which sentence is 'precursor' used correctly?
A.She is a precursor of the new fashion trend.
B.He followed the precursor in the race.
C.The precursor sang beautifully on stage.
D.The precursor table is sturdy and durable.
Step 3: Similar Words
Which word is a synonym of 'precursor'?
A.Harbinger
B.Successor
C.Predecessor
D.Follower
Step 4: Opposite Words
Which word is an antonym of 'precursor'?
A.Indicator
B.Forerunner
C.Outcome
D.Result
Step 5: Mastery
How is the concept of 'precursor' important in scientific discoveries?
A.It helps scientists predict future outcomes.
B.It indicates the potential success of experiments.
C.It foreshadows upcoming breakthroughs.
D.It shows the history of research developments.
Related Listening
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