Adjective: ungraded ,ún'grey-did
- Not arranged in order hierarchically
"The list of participants was ungraded and presented alphabetically";
- unordered, unranked
- (of roads) not leveled or drained; unsuitable for all year travel
"The ungraded road became impassable during the rainy season";
- dirt
See also: nonhierarchic, nonhierarchical, unimproved