Deterioration or deteriorated definition
Deterioration or deteriorated. : means the status of an item, process of decay, or degeneration has progressed to the point where it has resulted in or will soon result in making an object or mechanism unsafe, unsanitary, inoperable, or unusable or unsuitable for its intended use, including but not limited to, the advanced stage of rot, rust, mold, vermin, ingestion, dilapidation, infestation, or destruction.