Thesaurus.com
Dictionary.com
Definitions

precursor

[pri-kur-ser, pree-kur-] / prɪˈkɜr sər, ˈpri kɜr- /
NOUN
something that indicates outcome or event beforehand
Synonyms




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Victoria Dittmar, a researcher at InSight Crime, a think tank, has spent years investigating the flow of precursor chemicals into Mexico.

From BBC Jul. 13, 2026

Also see: Is the Comcast-NBCUniversal spinoff a precursor for M&A?

From MarketWatch Jun. 30, 2026

This field is considered the next frontier in practical quantum technology and the precursor to a quantum internet, akin to the classical networks that allow computers to communicate today.

From Barron's Jun. 30, 2026

He likely used optical devices, including a camera obscura, a precursor to the box camera.

From The Wall Street Journal Jun. 26, 2026

Unfortunately, the colony losses from 2006 to 2020 were a precursor to a much larger crisis to come, which ultimately resulted in the Global Famine of 2100.

From "The First State of Being" by Erin Entrada Kelly

It is part of a fleet of Iranian state-controlled vessels that have been accused of shipping rocket-fuel precursors to China.

From The Wall Street Journal Apr. 22, 2026

This is a problem the EU and its precursors have been thinking about for a long time.

From Barron's Mar. 30, 2026

Clinical trials are underway worldwide, including in Norway, to test NAD+ precursors like NR and NMN.

From Science Daily Mar. 24, 2026

The rise in oil prices could also increase the cost of important derivative products such as jet fuel and vital precursors for fertilisers.

From BBC Mar. 8, 2026

From a patent lawyer’s perspective, the ideal invention is one that arises without any precursors, like Athene springing fully formed from the forehead of Zeus.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond




Vocabulary lists containing precursor


Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training