Adjective: untreated ,ún'tree-tid
- Not subjected to chemical or physical treatment
"an untreated fabric"
- Not given medical care or treatment
"an untreated disease"; "the untreated wounded lay on makeshift cots"
- (of a specimen for study under a microscope) not treated with a reagent or dye
"They examined the untreated cells under the microscope"
See also: raw, unprocessed, unstained
Antonym: treated