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"
attempt to find out in a systematically and scientific manner; "The student researched the history of that word"
a soft wet area of low-lying land that sinks underfoot
a difficulty or embarrassment that is hard to extricate yourself from; "the country is still trying to climb out of the mire left by its previous president"; "caught in the mire of poverty"
soil with mud, muck, or mire; "The child mucked up his shirt while playing ball in the garden"
cause to get stuck as if in a mire; "The mud mired our cart"