1.NounDiligent inquiry or examination to seek or revise facts, principles, theories, applications, etc. (that are currently available, or that are familiar to one's self).
"The research station that houses Wang and his team is outside Lijiang, a city of about 1.2 million people. "
2.NounA particular instance or piece of research.
3.VerbTo search or examine with continued care; to seek diligently.
4.VerbTo make an extensive investigation into.
5.VerbTo search again.
6.VerbTo receive a certain response in market research.
"Agency and bank staff told the newspaper the ad researched well."