Synonyms of untreated

Adjective

1. untreated (vs. treated)

usage: not given medical care or treatment; "an untreated disease"; "the untreated wounded lay on makeshift cots"

2. untreated (vs. treated), raw, unprocessed

usage: not subjected to chemical or physical treatment; "an untreated fabric"

3. untreated, unstained (vs. stained)

usage: (of a specimen for study under a microscope) not treated with a reagent or dye