usage: systematic investigation to establish facts
2. inquiry, enquiry, research, problem solving
usage: a search for knowledge; "their pottery deserves more research than it has received"
Verb
1. research, investigate, look into
usage: attempt to find out in a systematically and scientific manner; "The student researched the history of that word"
2. research, search, explore, investigate, look into
usage: inquire 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"