adjective
Definition: Not aware of or responding to one's surroundings; lacking consciousness or awareness.
Example: He was unconscious after the accident and needed immediate medical attention.
noun
Definition: The part of the mind that is not aware or conscious, containing thoughts, memories, and feelings that a person is not currently aware of but can still influence their actions and feelings.
Example: Many psychologists believe that our unconscious mind plays a significant role in our behavior and decision-making.