Open English Wordnet
Nouns
(n)researchsystematic investigation to establish facts (n)inquiry, enquiry, researcha search for knowledge“their pottery deserves more research than it has received” Verbs
(v)researchattempt to find out in a systematically and scientific manner“The student researched the history of that word” (v)research, search, exploreinquire into“the students had to research the history of the Second World War for their history project”,
“He searched for information on his relatives on the web”,
“Scientists are exploring the nature of consciousness”