noun

1. Diligent inquiry or examination to seek or revise facts, principles, theories, applications, etc.; laborious or continued search after truth.

   “The research station that houses Wang and his team is outside Lijiang, a city of about 1.2 million people.”

2. A particular instance or piece of research.

Synonyms: examination, exploration, inquiry, investigation, scrutiny, study

verb

1. To search or examine with continued care; to seek diligently.

2. To make an extensive investigation into.

3. To search again.