1re·search 
/ˈri:ˌsɚtʃ/ noun
plural re·search·es /ˈri:ˌsɚtʃ/ noun 1 : careful study that is done to find and report new knowledge about something [noncount] ▪ cancer/AIDS/drug research ▪ medical/scientific/scholarly research ▪ She conducts research into/on the causes of Alzheimer's disease. ▪ Recent research shows/indicates that the disease is caused in part by bad nutrition. ▪ The study is an important piece of research. — often used before another noun ▪ research data/findings ▪ a research group/organization/scientist ▪ a research assistant ▪ a research program/project ▪ a research lab/laboratory/library/center ▪ a research paper/report [plural] ▪ (formal + old-fashioned) We read about Sigmund Freud's researches into the human psyche. 2 [noncount] : the activity of getting information about a subject
▪ He did a lot of research before buying his car. — see also market research
▪ He did a lot of research before buying his car. — see also market research
— re·search·er noun, plural re·search·ers [count]
▪ Medical researchers say that the drug is useless.
▪ Medical researchers say that the drug is useless.
